## # @package Joomla # @copyright Copyright (C) 2005 - 2013 Open Source Matters. All rights reserved. # @license GNU General Public License version 2 or later; see LICENSE.txt ## ## # READ THIS COMPLETELY IF YOU CHOOSE TO USE THIS FILE! # # The line just below this section: 'Options +FollowSymLinks' may cause problems # with some server configurations. It is required for use of mod_rewrite, but may already # be set by your server administrator in a way that dissallows changing it in # your .htaccess file. If using it causes your server to error out, comment it out (add # to # beginning of line), reload your site in your browser and test your sef url's. If they work, # it has been set by your server administrator and you do not need it set here. ## ## Can be commented out if causes errors, see notes above. Options +FollowSymLinks ## Mod_rewrite in use. RewriteEngine On ########## Begin - Rewrite rules to block out some common exploits ## If you experience problems on your site block out the operations listed below ## This attempts to block the most common type of exploit `attempts` to Joomla! # # If the request query string contains /proc/self/environ (by SigSiu.net) RewriteCond %{QUERY_STRING} proc/self/environ [OR] # Block out any script trying to set a mosConfig value through the URL # (these attacks wouldn't work w/out Joomla! 1.5's Legacy Mode plugin) RewriteCond %{QUERY_STRING} mosConfig_[a-zA-Z_]{1,21}(=|\%3D) [OR] # Block out any script trying to base64_encode or base64_decode data within the URL RewriteCond %{QUERY_STRING} base64_(en|de)code[^(]*\([^)]*\) [OR] ## IMPORTANT: If the above line throws an HTTP 500 error, replace it with these 2 lines: # RewriteCond %{QUERY_STRING} base64_encode\(.*\) [OR] # RewriteCond %{QUERY_STRING} base64_decode\(.*\) [OR] # Block out any script that includes a