modules/auxiliary/server/tftp.rb - master - githubmirror/metasploit-framework

modules/auxiliary/server/tftp.rb
76 строк2 KB
g0t mi1k
OptAddress -> OptAddressLocal
12 мар 2026, 19:41
12 мар 2026, 19:41f7c4aac
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

require 'tmpdir'

class MetasploitModule < Msf::Auxiliary
  include Msf::Exploit::Remote::TFTPServer
  include Msf::Auxiliary::Report

  def initialize
    super(
      'Name' => 'TFTP File Server',
      'Description' => %q{
        This module provides a TFTP service
      },
      'Author' => [ 'jduck', 'todb' ],
      'License' => MSF_LICENSE,
      'Actions' => [
        [ 'Service', 'Description' => 'Serve files via TFTP' ]
      ],
      'PassiveActions' => [
        'Service'
      ],
      'DefaultAction' => 'Service'
    )

    register_options(
      [
        OptAddressLocal.new('SRVHOST', [ true, "The local host to listen on.", '0.0.0.0' ]),
        OptPort.new('SRVPORT', [ true, "The local port to listen on.", 69 ]),
        OptPath.new('TFTPROOT', [ true, "The TFTP root directory to serve files from", Dir.tmpdir ]),
        OptPath.new('OUTPUTPATH', [ true, "The directory in which uploaded files will be written.", Dir.tmpdir ])
      ]
    )
  end

  def srvhost
    datastore['SRVHOST'] || '0.0.0.0'
  end

  def srvport
    datastore['SRVPORT'] || 69
  end

  def run
    print_status("Starting TFTP server on #{srvhost}:#{srvport}...")

    @tftp = Rex::Proto::TFTP::Server.new(
      srvport,
      srvhost,
      {}
    )

    @tftp.set_tftproot(datastore['TFTPROOT'])
    print_status("Files will be served from #{datastore['TFTPROOT']}")

    @tftp.set_output_dir(datastore['OUTPUTPATH'])
    print_status("Uploaded files will be saved in #{datastore['OUTPUTPATH']}")

    # Individual virtual files can be served here -
    # @tftp.register_file("ays", "A" * 2048) # multiple of 512 on purpose

    @tftp.start
    add_socket(@tftp.sock)

    # Wait for finish..
    while @tftp.thread.alive?
      sleep 3
    end

    vprint_status("Stopping TFTP server")
    @tftp.stop
  end
end