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1041 lines
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Module: Msf::Exploit::Remote::FtpServer
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— Documentation by YARD 0.9.37
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<a href="../../../_index.html">Index (F)</a> »
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<span class='title'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span> » <span class='title'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span> » <span class='title'><span class='object_link'><a href="../Remote.html" title="Msf::Exploit::Remote (class)">Remote</a></span></span>
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»
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<span class="title">FtpServer</span>
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<div id="content"><h1>Module: Msf::Exploit::Remote::FtpServer
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</h1>
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<dl>
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<dt>Includes:</dt>
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<dd><span class='object_link'><a href="TcpServer.html" title="Msf::Exploit::Remote::TcpServer (module)">TcpServer</a></span></dd>
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<dl>
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<dt>Defined in:</dt>
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<dd>lib/msf/core/exploit/remote/ftp_server.rb</dd>
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<h2>Overview</h2><div class="docstring">
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<div class="discussion">
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<p>This module exposes methods that may be useful to exploits that deal with clients that speak the File Transfer Protocol (FTP).</p>
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<h2>Instance Attribute Summary</h2>
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<h3 class="inherited">Attributes included from <span class='object_link'><a href="SocketServer.html" title="Msf::Exploit::Remote::SocketServer (module)">SocketServer</a></span></h3>
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<p class="inherited"><span class='object_link'><a href="SocketServer.html#service-instance_method" title="Msf::Exploit::Remote::SocketServer#service (method)">#service</a></span></p>
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<h2>
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Instance Method Summary
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<small><a href="#" class="summary_toggle">collapse</a></small>
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<span class="summary_signature">
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<a href="#active_data_port_for_client-instance_method" title="#active_data_port_for_client (instance method)">#<strong>active_data_port_for_client</strong>(c, port) ⇒ Object </a>
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<span class="summary_desc"><div class='inline'></div></span>
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<li class="public ">
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<span class="summary_signature">
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<a href="#establish_data_connection-instance_method" title="#establish_data_connection (instance method)">#<strong>establish_data_connection</strong>(c) ⇒ Socket<sup>?</sup> </a>
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</span>
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<span class="summary_desc"><div class='inline'>
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<p>Create a socket for the protocol data, either PASV or PORT, depending on the client.</p>
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</div></span>
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<li class="public ">
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<span class="summary_signature">
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<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(info = {}) ⇒ Object </a>
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<span class="summary_desc"><div class='inline'>
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<p>Creates an instance of an FTP exploit module.</p>
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</div></span>
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<a href="#on_client_close-instance_method" title="#on_client_close (instance method)">#<strong>on_client_close</strong>(c) ⇒ Object </a>
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<a href="#on_client_connect-instance_method" title="#on_client_connect (instance method)">#<strong>on_client_connect</strong>(c) ⇒ Object </a>
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<p>Called when a client connects.</p>
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</div></span>
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<li class="public ">
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<span class="summary_signature">
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<a href="#on_client_data-instance_method" title="#on_client_data (instance method)">#<strong>on_client_data</strong>(c) ⇒ Object </a>
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<span class="summary_desc"><div class='inline'>
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<p>Dispatches client requests to command handlers.</p>
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</div></span>
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<li class="public ">
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<span class="summary_signature">
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<a href="#passive_data_port_for_client-instance_method" title="#passive_data_port_for_client (instance method)">#<strong>passive_data_port_for_client</strong>(c) ⇒ Object </a>
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<span class="summary_desc"><div class='inline'></div></span>
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<li class="public ">
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<span class="summary_signature">
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<a href="#setup-instance_method" title="#setup (instance method)">#<strong>setup</strong> ⇒ Object </a>
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<span class="summary_desc"><div class='inline'>
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<p>Prepares the module for exploitation, initializes any state, and starts the payload handler.</p>
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</div></span>
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</li>
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<h3 class="inherited">Methods included from <span class='object_link'><a href="TcpServer.html" title="Msf::Exploit::Remote::TcpServer (module)">TcpServer</a></span></h3>
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<p class="inherited"><span class='object_link'><a href="TcpServer.html#ssl-instance_method" title="Msf::Exploit::Remote::TcpServer#ssl (method)">#ssl</a></span>, <span class='object_link'><a href="TcpServer.html#ssl_cert-instance_method" title="Msf::Exploit::Remote::TcpServer#ssl_cert (method)">#ssl_cert</a></span>, <span class='object_link'><a href="TcpServer.html#ssl_cipher-instance_method" title="Msf::Exploit::Remote::TcpServer#ssl_cipher (method)">#ssl_cipher</a></span>, <span class='object_link'><a href="TcpServer.html#ssl_compression-instance_method" title="Msf::Exploit::Remote::TcpServer#ssl_compression (method)">#ssl_compression</a></span>, <span class='object_link'><a href="TcpServer.html#ssl_version-instance_method" title="Msf::Exploit::Remote::TcpServer#ssl_version (method)">#ssl_version</a></span>, <span class='object_link'><a href="TcpServer.html#start_service-instance_method" title="Msf::Exploit::Remote::TcpServer#start_service (method)">#start_service</a></span></p>
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<h3 class="inherited">Methods included from <span class='object_link'><a href="SocketServer.html" title="Msf::Exploit::Remote::SocketServer (module)">SocketServer</a></span></h3>
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<p class="inherited"><span class='object_link'><a href="SocketServer.html#_determine_server_comm-instance_method" title="Msf::Exploit::Remote::SocketServer#_determine_server_comm (method)">#_determine_server_comm</a></span>, <span class='object_link'><a href="SocketServer.html#bindhost-instance_method" title="Msf::Exploit::Remote::SocketServer#bindhost (method)">#bindhost</a></span>, <span class='object_link'><a href="SocketServer.html#bindport-instance_method" title="Msf::Exploit::Remote::SocketServer#bindport (method)">#bindport</a></span>, <span class='object_link'><a href="SocketServer.html#cleanup-instance_method" title="Msf::Exploit::Remote::SocketServer#cleanup (method)">#cleanup</a></span>, <span class='object_link'><a href="SocketServer.html#cleanup_service-instance_method" title="Msf::Exploit::Remote::SocketServer#cleanup_service (method)">#cleanup_service</a></span>, <span class='object_link'><a href="SocketServer.html#exploit-instance_method" title="Msf::Exploit::Remote::SocketServer#exploit (method)">#exploit</a></span>, <span class='object_link'><a href="SocketServer.html#primer-instance_method" title="Msf::Exploit::Remote::SocketServer#primer (method)">#primer</a></span>, <span class='object_link'><a href="SocketServer.html#regenerate_payload-instance_method" title="Msf::Exploit::Remote::SocketServer#regenerate_payload (method)">#regenerate_payload</a></span>, <span class='object_link'><a href="SocketServer.html#srvhost-instance_method" title="Msf::Exploit::Remote::SocketServer#srvhost (method)">#srvhost</a></span>, <span class='object_link'><a href="SocketServer.html#srvhost_addr-instance_method" title="Msf::Exploit::Remote::SocketServer#srvhost_addr (method)">#srvhost_addr</a></span>, <span class='object_link'><a href="SocketServer.html#srvport-instance_method" title="Msf::Exploit::Remote::SocketServer#srvport (method)">#srvport</a></span>, <span class='object_link'><a href="SocketServer.html#start_service-instance_method" title="Msf::Exploit::Remote::SocketServer#start_service (method)">#start_service</a></span>, <span class='object_link'><a href="SocketServer.html#via_string-instance_method" title="Msf::Exploit::Remote::SocketServer#via_string (method)">#via_string</a></span></p>
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<div id="instance_method_details" class="method_details_list">
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<h2>Instance Method Details</h2>
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<div class="method_details first">
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<h3 class="signature first" id="active_data_port_for_client-instance_method">
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#<strong>active_data_port_for_client</strong>(c, port) ⇒ <tt>Object</tt>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 189</span>
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<span class='kw'>def</span> <span class='id identifier rubyid_active_data_port_for_client'>active_data_port_for_client</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='comma'>,</span><span class='id identifier rubyid_port'>port</span><span class='rparen'>)</span>
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<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:mode</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='symbol'>:active</span>
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<span class='id identifier rubyid_connector'>connector</span> <span class='op'>=</span> <span class='const'>Proc</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span> <span class='lbrace'>{</span>
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|
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<span class='id identifier rubyid_host'>host</span> <span class='op'>=</span> <span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerhost'>peerhost</span><span class='period'>.</span><span class='id identifier rubyid_dup'>dup</span>
|
||
|
|
<span class='id identifier rubyid_sock'>sock</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../../Rex.html" title="Rex (module)">Rex</a></span></span><span class='op'>::</span><span class='const'>Socket</span><span class='op'>::</span><span class='const'>Tcp</span><span class='period'>.</span><span class='id identifier rubyid_create'>create</span><span class='lparen'>(</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PeerHost</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='id identifier rubyid_host'>host</span><span class='comma'>,</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PeerPort</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='id identifier rubyid_port'>port</span><span class='comma'>,</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>Context</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='lbrace'>{</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>Msf</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='id identifier rubyid_framework'>framework</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>MsfExploit</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='kw'>self</span> <span class='rbrace'>}</span>
|
||
|
|
<span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_add_socket'>add_socket</span><span class='lparen'>(</span><span class='id identifier rubyid_sock'>sock</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_sock'>sock</span>
|
||
|
|
<span class='rbrace'>}</span>
|
||
|
|
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:active_connector</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_connector'>connector</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:active_port</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_port'>port</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="establish_data_connection-instance_method">
|
||
|
|
|
||
|
|
#<strong>establish_data_connection</strong>(c) ⇒ <tt>Socket</tt><sup>?</sup>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><div class="docstring">
|
||
|
|
<div class="discussion">
|
||
|
|
|
||
|
|
<p>Create a socket for the protocol data, either PASV or PORT, depending on the client.</p>
|
||
|
|
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div class="tags">
|
||
|
|
<p class="tag_title">Parameters:</p>
|
||
|
|
<ul class="param">
|
||
|
|
|
||
|
|
<li>
|
||
|
|
|
||
|
|
<span class='name'>c</span>
|
||
|
|
|
||
|
|
|
||
|
|
<span class='type'>(<tt>Socket</tt>)</span>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
—
|
||
|
|
<div class='inline'>
|
||
|
|
<p>Control connection socket</p>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</li>
|
||
|
|
|
||
|
|
</ul>
|
||
|
|
|
||
|
|
<p class="tag_title">Returns:</p>
|
||
|
|
<ul class="return">
|
||
|
|
|
||
|
|
<li>
|
||
|
|
|
||
|
|
|
||
|
|
<span class='type'>(<tt>Socket</tt>)</span>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
—
|
||
|
|
<div class='inline'>
|
||
|
|
<p>A connected socket for the data connection</p>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</li>
|
||
|
|
|
||
|
|
<li>
|
||
|
|
|
||
|
|
|
||
|
|
<span class='type'>(<tt>nil</tt>)</span>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
—
|
||
|
|
<div class='inline'>
|
||
|
|
<p>on failure</p>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</li>
|
||
|
|
|
||
|
|
</ul>
|
||
|
|
|
||
|
|
<p class="tag_title">See Also:</p>
|
||
|
|
<ul class="see">
|
||
|
|
|
||
|
|
<li><a href="http://tools.ietf.org/html/rfc3659" target="_parent" title="RFC 3659">RFC 3659</a></li>
|
||
|
|
|
||
|
|
<li><a href="http://tools.ietf.org/html/rfc959" target="_parent" title="RFC 959">RFC 959</a></li>
|
||
|
|
|
||
|
|
</ul>
|
||
|
|
|
||
|
|
</div><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
217
|
||
|
|
218
|
||
|
|
219
|
||
|
|
220
|
||
|
|
221
|
||
|
|
222
|
||
|
|
223
|
||
|
|
224
|
||
|
|
225
|
||
|
|
226
|
||
|
|
227
|
||
|
|
228
|
||
|
|
229
|
||
|
|
230
|
||
|
|
231
|
||
|
|
232
|
||
|
|
233
|
||
|
|
234
|
||
|
|
235</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 217</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_establish_data_connection'>establish_data_connection</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>begin</span>
|
||
|
|
<span class='const'>Timeout</span><span class='period'>.</span><span class='id identifier rubyid_timeout'>timeout</span><span class='lparen'>(</span><span class='int'>20</span><span class='rparen'>)</span> <span class='kw'>do</span>
|
||
|
|
<span class='kw'>if</span><span class='lparen'>(</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:mode</span><span class='rbracket'>]</span> <span class='op'>==</span> <span class='symbol'>:active</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span> <span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:active_connector</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_call'>call</span><span class='lparen'>(</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
<span class='kw'>if</span><span class='lparen'>(</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:mode</span><span class='rbracket'>]</span> <span class='op'>==</span> <span class='symbol'>:passive</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span> <span class='op'>=</span> <span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:passive_sock</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_accept'>accept</span>
|
||
|
|
<span class='id identifier rubyid_add_socket'>add_socket</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span> <span class='id identifier rubyid_c'>c</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='kw'>rescue</span> <span class='op'>::</span><span class='const'>Exception</span> <span class='op'>=></span> <span class='id identifier rubyid_e'>e</span>
|
||
|
|
<span class='id identifier rubyid_print_error'>print_error</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Failed to establish data connection: </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_e'>e</span><span class='period'>.</span><span class='id identifier rubyid_class'>class</span><span class='embexpr_end'>}</span><span class='tstring_content'> </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_e'>e</span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='kw'>nil</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="initialize-instance_method">
|
||
|
|
|
||
|
|
#<strong>initialize</strong>(info = {}) ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><div class="docstring">
|
||
|
|
<div class="discussion">
|
||
|
|
|
||
|
|
<p>Creates an instance of an FTP exploit module.</p>
|
||
|
|
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div class="tags">
|
||
|
|
|
||
|
|
|
||
|
|
</div><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
18
|
||
|
|
19
|
||
|
|
20
|
||
|
|
21
|
||
|
|
22
|
||
|
|
23
|
||
|
|
24
|
||
|
|
25
|
||
|
|
26
|
||
|
|
27</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 18</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_info'>info</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>super</span>
|
||
|
|
|
||
|
|
<span class='comment'># Register the options that all FTP exploits may make use of.
|
||
|
|
</span> <span class='id identifier rubyid_register_options'>register_options</span><span class='lparen'>(</span>
|
||
|
|
<span class='lbracket'>[</span>
|
||
|
|
<span class='const'><span class='object_link'><a href="../../OptPort.html" title="Msf::OptPort (class)">OptPort</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="../../OptBase.html#initialize-instance_method" title="Msf::OptBase#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>SRVPORT</span><span class='tstring_end'>'</span></span><span class='comma'>,</span> <span class='lbracket'>[</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>The local port to listen on.</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='int'>21</span> <span class='rbracket'>]</span><span class='rparen'>)</span><span class='comma'>,</span>
|
||
|
|
<span class='const'><span class='object_link'><a href="../../OptPort.html" title="Msf::OptPort (class)">OptPort</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="../../OptBase.html#initialize-instance_method" title="Msf::OptBase#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PASVPORT</span><span class='tstring_end'>'</span></span><span class='comma'>,</span> <span class='lbracket'>[</span> <span class='kw'>false</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>The local PASV data port to listen on (0 is random)</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='int'>0</span> <span class='rbracket'>]</span><span class='rparen'>)</span>
|
||
|
|
<span class='rbracket'>]</span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Remote.html" title="Msf::Exploit::Remote (class)">Remote</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="" title="Msf::Exploit::Remote::FtpServer (module)">FtpServer</a></span></span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="on_client_close-instance_method">
|
||
|
|
|
||
|
|
#<strong>on_client_close</strong>(c) ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
165
|
||
|
|
166
|
||
|
|
167</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 165</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_on_client_close'>on_client_close</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='ivar'>@state</span><span class='period'>.</span><span class='id identifier rubyid_delete'>delete</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="on_client_connect-instance_method">
|
||
|
|
|
||
|
|
#<strong>on_client_connect</strong>(c) ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><div class="docstring">
|
||
|
|
<div class="discussion">
|
||
|
|
|
||
|
|
<p>Called when a client connects.</p>
|
||
|
|
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div class="tags">
|
||
|
|
|
||
|
|
|
||
|
|
</div><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
36
|
||
|
|
37
|
||
|
|
38
|
||
|
|
39
|
||
|
|
40
|
||
|
|
41
|
||
|
|
42
|
||
|
|
43
|
||
|
|
44
|
||
|
|
45
|
||
|
|
46
|
||
|
|
47
|
||
|
|
48
|
||
|
|
49</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 36</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_on_client_connect'>on_client_connect</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='lbrace'>{</span>
|
||
|
|
<span class='symbol'>:name</span> <span class='op'>=></span> <span class='tstring'><span class='tstring_beg'>"</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerhost'>peerhost</span><span class='embexpr_end'>}</span><span class='tstring_content'>:</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerport'>peerport</span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='comma'>,</span>
|
||
|
|
<span class='symbol'>:ip</span> <span class='op'>=></span> <span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerhost'>peerhost</span><span class='comma'>,</span>
|
||
|
|
<span class='symbol'>:port</span> <span class='op'>=></span> <span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerport'>peerport</span><span class='comma'>,</span>
|
||
|
|
<span class='symbol'>:user</span> <span class='op'>=></span> <span class='kw'>nil</span><span class='comma'>,</span>
|
||
|
|
<span class='symbol'>:pass</span> <span class='op'>=></span> <span class='kw'>nil</span><span class='comma'>,</span>
|
||
|
|
<span class='symbol'>:cwd</span> <span class='op'>=></span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>/</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='rbrace'>}</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_active_data_port_for_client'>active_data_port_for_client</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='comma'>,</span> <span class='int'>20</span><span class='rparen'>)</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>220 FTP Server Ready\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="on_client_data-instance_method">
|
||
|
|
|
||
|
|
#<strong>on_client_data</strong>(c) ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><div class="docstring">
|
||
|
|
<div class="discussion">
|
||
|
|
|
||
|
|
<p>Dispatches client requests to command handlers.</p>
|
||
|
|
|
||
|
|
<p>Handlers should be named <code>on_client_command_*</code>, ending with a downcased FTP verb, e.g. <code>on_client_command_user</code>. If no handler exists for the given command, returns a generic default response.</p>
|
||
|
|
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div class="tags">
|
||
|
|
|
||
|
|
<div class="examples">
|
||
|
|
<h4 class="tag_title">Examples:</h4>
|
||
|
|
|
||
|
|
|
||
|
|
<h5 class="example_title"><div class='inline'>
|
||
|
|
<p>Handle SYST requests</p>
|
||
|
|
</div></h5>
|
||
|
|
|
||
|
|
<pre class="example code"><code><span class='kw'>class</span> <span class='const'>MetasploitModule</span> <span class='op'><</span> <span class='const'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span>
|
||
|
|
<span class='id identifier rubyid_include'>include</span> <span class='const'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Remote.html" title="Msf::Exploit::Remote (class)">Remote</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="" title="Msf::Exploit::Remote::FtpServer (module)">FtpServer</a></span></span>
|
||
|
|
<span class='op'>...</span>
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_on_client_command_syst'>on_client_command_syst</span><span class='lparen'>(</span><span class='id identifier rubyid_cmd_conn'>cmd_conn</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_print_status'>print_status</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Responding to SYST request</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_buf'>buf</span> <span class='op'>=</span> <span class='id identifier rubyid_build_exploit_buffer'>build_exploit_buffer</span><span class='lparen'>(</span><span class='id identifier rubyid_cmd_conn'>cmd_conn</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_cmd_conn'>cmd_conn</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>215 Unix Type: </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_buf'>buf</span><span class='embexpr_end'>}</span><span class='tstring_content'>\r\n</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
<span class='kw'>end</span></code></pre>
|
||
|
|
|
||
|
|
</div>
|
||
|
|
|
||
|
|
|
||
|
|
</div><table class="source_code">
|
||
|
|
<tr>
|
||
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|
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|
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|
||
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|
163</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 70</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_on_client_data'>on_client_data</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_data'>data</span> <span class='op'>=</span> <span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_get_once'>get_once</span>
|
||
|
|
<span class='kw'>return</span> <span class='kw'>if</span> <span class='kw'>not</span> <span class='id identifier rubyid_data'>data</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_cmd'>cmd</span><span class='comma'>,</span><span class='id identifier rubyid_arg'>arg</span> <span class='op'>=</span> <span class='id identifier rubyid_data'>data</span><span class='period'>.</span><span class='id identifier rubyid_strip'>strip</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>\s+</span><span class='regexp_end'>/</span></span><span class='comma'>,</span> <span class='int'>2</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_arg'>arg</span> <span class='op'>||=</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_end'>"</span></span>
|
||
|
|
|
||
|
|
<span class='kw'>return</span> <span class='kw'>if</span> <span class='kw'>not</span> <span class='id identifier rubyid_cmd'>cmd</span>
|
||
|
|
|
||
|
|
<span class='comment'># Allow per-command overrides
|
||
|
|
</span> <span class='kw'>if</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_respond_to?'>respond_to?</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>on_client_command_</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_cmd'>cmd</span><span class='period'>.</span><span class='id identifier rubyid_downcase'>downcase</span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='kw'>true</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_send'>send</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>on_client_command_</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_cmd'>cmd</span><span class='period'>.</span><span class='id identifier rubyid_downcase'>downcase</span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='id identifier rubyid_c'>c</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='kw'>case</span> <span class='id identifier rubyid_cmd'>cmd</span><span class='period'>.</span><span class='id identifier rubyid_upcase'>upcase</span>
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>USER</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:user</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_arg'>arg</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>331 User name okay, need password...\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PASS</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:pass</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_arg'>arg</span>
|
||
|
|
<span class='id identifier rubyid_print_status'>print_status</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='embexpr_beg'>#{</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:name</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_content'> LOGIN </span><span class='embexpr_beg'>#{</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:user</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_content'> / </span><span class='embexpr_beg'>#{</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:pass</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>230 Login OK\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>QUIT</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>221 Logout\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>SYST</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>215 UNIX Type: L8\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>TYPE</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>200 Type is set\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>CWD</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>250 CWD command successful.\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PWD</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>257 \"</span><span class='embexpr_beg'>#{</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:cwd</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_content'>\" is current directory.\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>SIZE</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>213 1\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>MDTM</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>213 </span><span class='embexpr_beg'>#{</span><span class='const'>Time</span><span class='period'>.</span><span class='id identifier rubyid_now'>now</span><span class='period'>.</span><span class='id identifier rubyid_strftime'>strftime</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>%Y%m%d%H%M%S</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span><span class='embexpr_end'>}</span><span class='tstring_content'>\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PORT</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_port'>port</span> <span class='op'>=</span> <span class='id identifier rubyid_arg'>arg</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>,</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='int'>4</span><span class='comma'>,</span><span class='int'>2</span><span class='rbracket'>]</span>
|
||
|
|
<span class='kw'>if</span><span class='lparen'>(</span><span class='kw'>not</span> <span class='id identifier rubyid_port'>port</span> <span class='kw'>and</span> <span class='id identifier rubyid_port'>port</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span> <span class='op'>==</span> <span class='int'>2</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>500 Illegal PORT command.\r\n</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_port'>port</span> <span class='op'>=</span> <span class='id identifier rubyid_port'>port</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span><span class='lbrace'>{</span><span class='op'>|</span><span class='id identifier rubyid_x'>x</span><span class='op'>|</span> <span class='id identifier rubyid_x'>x</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span><span class='rbrace'>}</span><span class='period'>.</span><span class='id identifier rubyid_pack'>pack</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>C*</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_unpack'>unpack</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>n</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span>
|
||
|
|
<span class='id identifier rubyid_active_data_port_for_client'>active_data_port_for_client</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='comma'>,</span> <span class='id identifier rubyid_port'>port</span><span class='rparen'>)</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>200 PORT command successful.\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PASV</span><span class='tstring_end'>'</span></span>
|
||
|
|
<span class='id identifier rubyid_daddr'>daddr</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../../Rex.html" title="Rex (module)">Rex</a></span></span><span class='op'>::</span><span class='const'>Socket</span><span class='period'>.</span><span class='id identifier rubyid_source_address'>source_address</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_peerhost'>peerhost</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_dport'>dport</span> <span class='op'>=</span> <span class='id identifier rubyid_passive_data_port_for_client'>passive_data_port_for_client</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:daddr</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_daddr'>daddr</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:dport</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_dport'>dport</span>
|
||
|
|
<span class='id identifier rubyid_pasv'>pasv</span> <span class='op'>=</span> <span class='lparen'>(</span><span class='id identifier rubyid_daddr'>daddr</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>.</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span> <span class='op'>+</span> <span class='lbracket'>[</span><span class='id identifier rubyid_dport'>dport</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_pack'>pack</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>n</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_unpack'>unpack</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>CC</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_join'><span class='object_link'><a href="../../../top-level-namespace.html#join-instance_method" title="#join (method)">join</a></span></span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>,</span><span class='tstring_end'>'</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>227 Entering Passive Mode (</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_pasv'>pasv</span><span class='embexpr_end'>}</span><span class='tstring_content'>)\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>when</span> <span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>^(STOR|MKD|REM|DEL|RMD)$</span><span class='regexp_end'>/</span></span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>500 Access denied\r\n</span><span class='tstring_end'>"</span></span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>else</span>
|
||
|
|
<span class='comment'># Allow per-command overrides
|
||
|
|
</span> <span class='kw'>if</span><span class='lparen'>(</span><span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_respond_to?'>respond_to?</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>on_client_unknown_command</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_send'>send</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>on_client_unknown_command</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='id identifier rubyid_c'>c</span><span class='comma'>,</span> <span class='id identifier rubyid_cmd'>cmd</span><span class='period'>.</span><span class='id identifier rubyid_upcase'>upcase</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_print_status'>print_status</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='embexpr_beg'>#{</span><span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:name</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_content'> UNKNOWN '</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_cmd'>cmd</span><span class='embexpr_end'>}</span><span class='tstring_content'> </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_arg'>arg</span><span class='embexpr_end'>}</span><span class='tstring_content'>'</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_c'>c</span><span class='period'>.</span><span class='id identifier rubyid_put'>put</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>500 '</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_cmd'>cmd</span><span class='embexpr_end'>}</span><span class='tstring_content'> </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_arg'>arg</span><span class='embexpr_end'>}</span><span class='tstring_content'>': command not understood.\r\n</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='kw'>return</span>
|
||
|
|
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="passive_data_port_for_client-instance_method">
|
||
|
|
|
||
|
|
#<strong>passive_data_port_for_client</strong>(c) ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
169
|
||
|
|
170
|
||
|
|
171
|
||
|
|
172
|
||
|
|
173
|
||
|
|
174
|
||
|
|
175
|
||
|
|
176
|
||
|
|
177
|
||
|
|
178
|
||
|
|
179
|
||
|
|
180
|
||
|
|
181
|
||
|
|
182
|
||
|
|
183
|
||
|
|
184
|
||
|
|
185
|
||
|
|
186
|
||
|
|
187</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 169</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_passive_data_port_for_client'>passive_data_port_for_client</span><span class='lparen'>(</span><span class='id identifier rubyid_c'>c</span><span class='rparen'>)</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:mode</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='symbol'>:passive</span>
|
||
|
|
|
||
|
|
<span class='kw'>if</span><span class='lparen'>(</span><span class='kw'>not</span> <span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:passive_sock</span><span class='rbracket'>]</span><span class='rparen'>)</span>
|
||
|
|
<span class='id identifier rubyid_s'>s</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../../Rex.html" title="Rex (module)">Rex</a></span></span><span class='op'>::</span><span class='const'>Socket</span><span class='op'>::</span><span class='const'>TcpServer</span><span class='period'>.</span><span class='id identifier rubyid_create'>create</span><span class='lparen'>(</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>LocalHost</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>0.0.0.0</span><span class='tstring_end'>'</span></span><span class='comma'>,</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>LocalPort</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='id identifier rubyid_datastore'>datastore</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>PASVPORT</span><span class='tstring_end'>'</span></span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span><span class='comma'>,</span>
|
||
|
|
<span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>Context</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='lbrace'>{</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>Msf</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='id identifier rubyid_framework'>framework</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>MsfExploit</span><span class='tstring_end'>'</span></span> <span class='op'>=></span> <span class='kw'>self</span> <span class='rbrace'>}</span>
|
||
|
|
<span class='rparen'>)</span>
|
||
|
|
|
||
|
|
<span class='id identifier rubyid_dport'>dport</span> <span class='op'>=</span> <span class='id identifier rubyid_s'>s</span><span class='period'>.</span><span class='id identifier rubyid_getsockname'>getsockname</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span>
|
||
|
|
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:passive_sock</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_s'>s</span>
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:passive_port</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_dport'>dport</span>
|
||
|
|
<span class='id identifier rubyid_add_socket'>add_socket</span><span class='lparen'>(</span><span class='id identifier rubyid_s'>s</span><span class='rparen'>)</span>
|
||
|
|
<span class='kw'>end</span>
|
||
|
|
|
||
|
|
<span class='ivar'>@state</span><span class='lbracket'>[</span><span class='id identifier rubyid_c'>c</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:passive_port</span><span class='rbracket'>]</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="method_details ">
|
||
|
|
<h3 class="signature " id="setup-instance_method">
|
||
|
|
|
||
|
|
#<strong>setup</strong> ⇒ <tt>Object</tt>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
</h3><div class="docstring">
|
||
|
|
<div class="discussion">
|
||
|
|
|
||
|
|
<p>Prepares the module for exploitation, initializes any state, and starts the payload handler.</p>
|
||
|
|
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div class="tags">
|
||
|
|
|
||
|
|
|
||
|
|
</div><table class="source_code">
|
||
|
|
<tr>
|
||
|
|
<td>
|
||
|
|
<pre class="lines">
|
||
|
|
|
||
|
|
|
||
|
|
30
|
||
|
|
31
|
||
|
|
32
|
||
|
|
33</pre>
|
||
|
|
</td>
|
||
|
|
<td>
|
||
|
|
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/remote/ftp_server.rb', line 30</span>
|
||
|
|
|
||
|
|
<span class='kw'>def</span> <span class='id identifier rubyid_setup'>setup</span>
|
||
|
|
<span class='kw'>super</span>
|
||
|
|
<span class='ivar'>@state</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
|
||
|
|
<span class='kw'>end</span></pre>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div id="footer">
|
||
|
|
Generated on Fri May 8 17:01:54 2026 by
|
||
|
|
<a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
|
||
|
|
0.9.37 (ruby-3.1.5).
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</div>
|
||
|
|
</body>
|
||
|
|
</html>
|