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<?php |
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/** |
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* Created by JetBrains PhpStorm. |
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* User: nikola milosevic |
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* Date: 11/6/13 |
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* Time: 3:18 PM |
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* To change this template use File | Settings | File Templates. |
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*/ |
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if(basename($_SERVER['SCRIPT_FILENAME']) == "security.class.php"): |
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exit; |
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endif; |
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class MMB_Security extends MMB_Core |
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{ |
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function __construct() |
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{ |
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parent::__construct(); |
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} |
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|
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|
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|
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function security_check($args) |
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{ |
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|
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if(MMB_Security::prevent_listing_ok()) |
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{ |
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$output["prevent_listing_ok"] = true; |
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} |
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else |
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{ |
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$output["prevent_listing_ok"] = false; |
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} |
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|
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if(MMB_Security::remove_wp_version_ok()){ |
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$output["remove_wp_version_ok"] = true; |
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} |
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else |
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{ |
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$output["remove_wp_version_ok"] = false; |
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} |
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|
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if(MMB_Security::remove_database_reporting_ok()) |
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{ |
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$output["remove_database_reporting_ok"] = true; |
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} |
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else |
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{ |
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$output["remove_database_reporting_ok"] = false; |
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} |
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|
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if(MMB_Security::remove_php_reporting_ok()) |
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{ |
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$output["remove_php_reporting_ok"] = true; |
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} |
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else |
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{ |
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$output["remove_php_reporting_ok"] = false; |
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} |
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|
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if( MMB_Security::admin_user_ok()) |
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{ |
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$output["admin_user_ok"] = true; |
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} |
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else |
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{ |
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$output["admin_user_ok"] = false; |
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} |
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|
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if( MMB_Security::htaccess_permission_ok()) |
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{ |
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$output["htaccess_permission_ok"] = true; |
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} |
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else |
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{ |
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$output["htaccess_permission_ok"] = false; |
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} |
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if( MMB_Security::remove_scripts_version_ok()&&MMB_Security::remove_styles_version_ok()) |
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{ |
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$output["remove_scripts_and_styles_version_ok"] = true; |
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} |
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else |
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{ |
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$output["remove_scripts_and_styles_version_ok"] = false; |
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} |
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if( MMB_Security::file_permission_ok()) |
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{ |
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$output["file_permission_ok"] = true; |
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} |
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else |
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{ |
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$output["file_permission_ok"] = false; |
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} |
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return $output; |
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|
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} |
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|
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function security_fix_dir_listing($args) |
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{ |
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MMB_Security::prevent_listing(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_permissions($args) |
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{ |
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MMB_Security::file_permission(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_php_reporting($args) |
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{ |
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MMB_Security::remove_php_reporting(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_database_reporting($args) |
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{ |
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MMB_Security::remove_database_reporting(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_wp_version($args) |
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{ |
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MMB_Security::remove_wp_version(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_admin_username($args) |
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{ |
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$username = $args[0]; |
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MMB_Security::change_admin_username($username); |
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$scan_res = $this->security_check($args); |
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$scan_res["admin_user_ok"] = true; |
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return $scan_res; |
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} |
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|
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function security_fix_scripts_styles($args) |
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{ |
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|
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MMB_Security::remove_styles_version(); |
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MMB_Security::remove_scripts_version(); |
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return $this->security_check($args); |
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} |
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|
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function security_fix_htaccess_permission($args) |
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{ |
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MMB_Security::htaccess_permission(); |
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return $this->security_check($args); |
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} |
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|
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//Prevent listing wp-content, wp-content/plugins, wp-content/themes, wp-content/uploads |
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private static $listingDirectories = null; |
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|
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private static function init_listingDirectories() |
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{ |
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if (MMB_Security::$listingDirectories == null) |
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{ |
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$wp_upload_dir = wp_upload_dir(); |
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MMB_Security::$listingDirectories = array(WP_CONTENT_DIR, WP_PLUGIN_DIR, get_theme_root(), $wp_upload_dir['basedir']); |
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} |
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} |
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|
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public static function prevent_listing_ok() |
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{ |
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MMB_Security::init_listingDirectories(); |
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foreach (MMB_Security::$listingDirectories as $directory) |
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{ |
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$file = $directory . DIRECTORY_SEPARATOR . 'index.php'; |
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if (!file_exists($file)) |
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{ |
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return false; |
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} |
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} |
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return true; |
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} |
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|
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public static function prevent_listing() |
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{ |
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MMB_Security::init_listingDirectories(); |
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foreach (MMB_Security::$listingDirectories as $directory) |
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{ |
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$file = $directory . DIRECTORY_SEPARATOR . 'index.php'; |
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if (!file_exists($file)) |
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{ |
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chmod($directory,0777); |
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$h = fopen($file, 'w'); |
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fwrite($h, '<?php die(); ?>'); |
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fclose($h); |
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chmod($directory,0755); |
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} |
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} |
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} |
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|
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//Removed wp-version |
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public static function remove_wp_version_ok() |
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{ |
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return !(has_action('wp_head', 'wp_generator') || has_filter('wp_head', 'wp_generator')); |
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} |
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|
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public static function remove_wp_version() |
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{ |
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update_option('mwp_remove_wp_version', 'T'); |
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if (get_option('mwp_remove_wp_version') == 'T') |
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{ |
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remove_action('wp_head', 'wp_generator'); |
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remove_filter('wp_head', 'wp_generator'); |
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} |
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} |
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|
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//Database error reporting turned on/off |
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public static function remove_database_reporting_ok() |
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{ |
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global $wpdb; |
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return ($wpdb->show_errors == false); |
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} |
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|
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public static function remove_database_reporting() |
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{ |
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global $wpdb; |
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|
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$wpdb->hide_errors(); |
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$wpdb->suppress_errors(); |
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} |
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|
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//PHP error reporting turned on/off |
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public static function remove_php_reporting_ok() |
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{ |
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return !(((ini_get('display_errors') != 0) && (ini_get('display_errors') != 'off')) || ((ini_get('display_startup_errors') != 0) && (ini_get('display_startup_errors') != 'off'))); |
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} |
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|
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public static function remove_php_reporting() |
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{ |
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update_option('mwp_remove_php_reporting', 'T'); |
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if (get_option('mwp_remove_php_reporting') == 'T') |
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{ |
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@error_reporting(0); |
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@ini_set('display_errors', 'off'); |
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@ini_set('display_startup_errors', "off"); |
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} |
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} |
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|
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//Admin user name is not admin |
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public static function admin_user_ok() |
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{ |
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$user = get_user_by('login', 'admin'); |
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return !($user && ($user->wp_user_level == 10 || (isset($user->user_level) && $user->user_level == 10))); |
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} |
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|
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public static function change_admin_username($new_username) |
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{ |
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global $wpdb; |
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$wpdb->query($wpdb->prepare( "Update {$wpdb->prefix}users SET user_login='%s' where user_login='admin'",$new_username)); |
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|
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} |
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|
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//Admin user name is not admin |
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public static function htaccess_permission_ok() |
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{ |
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$htaccessPerm = substr(sprintf('%o', fileperms(ABSPATH."/.htaccess")),-4); |
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if($htaccessPerm==="0644" || $htaccessPerm==="0444") |
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return true; |
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else |
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return false; |
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} |
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|
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public static function htaccess_permission() |
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{ |
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$htaccessPerm = fileperms(ABSPATH."/.htaccess"); |
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$succ = chmod(ABSPATH."/.htaccess",0644); |
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} |
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|
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|
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public static function remove_scripts_version_ok() |
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{ |
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return (get_option('managewp_remove_scripts_version') == 'T'); |
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|
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} |
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|
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public static function remove_script_versions($src) |
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{ |
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update_option('managewp_remove_scripts_version', 'T'); |
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if (get_option('managewp_remove_scripts_version') == 'T') |
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{ |
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if (strpos($src, '?ver=')) |
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$src = remove_query_arg('ver', $src); |
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|
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return $src; |
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} |
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return $src; |
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} |
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|
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public static function remove_theme_versions($src) |
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{ |
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update_option('managewp_remove_styles_version', 'T'); |
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if (get_option('managewp_remove_styles_version') == 'T') |
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{ |
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if (strpos($src, '?ver=')) |
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$src = remove_query_arg('ver', $src); |
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|
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return $src; |
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} |
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return $src; |
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} |
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|
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public static function remove_scripts_version() |
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{ |
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update_option('managewp_remove_scripts_version', 'T'); |
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if (get_option('managewp_remove_scripts_version') == 'T') |
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{ |
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global $wp_scripts; |
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if (!is_a($wp_scripts, 'WP_Scripts')) |
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return; |
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|
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foreach ($wp_scripts->registered as $handle => $script) |
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$wp_scripts->registered[$handle]->ver = null; |
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} |
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} |
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|
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public static function remove_styles_version_ok() |
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{ |
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return (get_option('managewp_remove_styles_version') == 'T'); |
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} |
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|
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public static function remove_styles_version() |
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{ |
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update_option('managewp_remove_styles_version', 'T'); |
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if (get_option('managewp_remove_styles_version') == 'T') |
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{ |
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global $wp_styles; |
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if (!is_a($wp_styles, 'WP_Styles')) |
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return; |
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|
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foreach ($wp_styles->registered as $handle => $style) |
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$wp_styles->registered[$handle]->ver = null; |
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} |
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} |
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|
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public static function file_permission_ok($dir=ABSPATH) |
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{ |
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$files = scandir($dir); |
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$dir = rtrim($dir,"/"); |
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foreach($files as $file) |
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{ |
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if($file!=="."&&$file!==".."&&$file!=="wp-admin"&&$file!=="wp-includes"&&$file!=="plugins"&&$file!=="themes"&&$file!=="uploads"){ |
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if(is_dir($dir."/".$file)) |
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{ |
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$dirPerm = substr(sprintf('%o', fileperms($dir."/".$file)),-4); |
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if($dirPerm!=="0755") |
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return false; |
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$res = MMB_Security::file_permission_ok($dir."/".$file); |
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if($res===false) |
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return false; |
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} |
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else |
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{ |
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$filePerm = substr(sprintf('%o', fileperms($dir."/".$file)),-4); |
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if($filePerm!=="0644") |
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return false; |
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} |
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|
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} |
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} |
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return true; |
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} |
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|
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public static function file_permission($dir=ABSPATH) |
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{ |
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$files = scandir($dir); |
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$dir = rtrim($dir,"/"); |
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foreach($files as $file) |
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{ |
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if($file!=="."&&$file!==".."&&$file!=="wp-admin"&&$file!=="wp-includes"&&$file!=="plugins"&&$file!=="themes"&&$file!=="uploads"){ |
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if(is_dir($dir."/".$file)) |
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{ |
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$dirPerm = substr(sprintf('%o', fileperms($dir."/".$file)),-4); |
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if($dirPerm!=="0755") |
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{ |
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chmod($dir."/".$file,0755); |
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} |
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|
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MMB_Security::file_permission($dir."/".$file); |
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} |
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else |
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{ |
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$filePerm = substr(sprintf('%o', fileperms($dir."/".$file)),-4); |
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if($filePerm!=="0644") |
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{ |
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chmod($dir."/".$file,0644); |
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} |
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} |
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} |
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|
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} |
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} |
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|
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public function security_fix_all($args) |
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{ |
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$user_name = $args['new_user_name']; |
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|
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if($args['fix_listing']) |
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{ |
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MMB_Security::security_fix_dir_listing($args); |
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} |
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if($args['fix_wp_version']) |
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{ |
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MMB_Security::security_fix_wp_version($args); |
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} |
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if($args['fix_database_reporting']) |
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{ |
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MMB_Security::security_fix_database_reporting($args); |
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} |
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if($args['fix_php_reporting']) |
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{ |
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MMB_Security::security_fix_php_reporting($args); |
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} |
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if($args['security_fix_scripts_styles']) |
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{ |
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MMB_Security::security_fix_scripts_styles($args); |
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} |
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if($args['fix_htaccess_permission']) |
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{ |
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MMB_Security::security_fix_htaccess_permission($args); |
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} |
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if($args['security_fix_permissions']) |
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{ |
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MMB_Security::security_fix_permissions($args); |
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} |
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$scan_res = $this->security_check($args); |
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if($args['fix_admin_username']) |
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{ |
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$params[] = $user_name; |
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MMB_Security::security_fix_admin_username($params); |
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$scan_res["admin_user_ok"] = true; |
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} |
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|
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return $scan_res; |
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} |
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|
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|
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|
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} |
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?> |
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|
