| | |
| | | parent::query( 'SET NAMES '.$this->dbCharset); |
| | | parent::query( "SET character_set_results = '".$this->dbCharset."', character_set_client = '".$this->dbCharset."', character_set_connection = '".$this->dbCharset."', character_set_database = '".$this->dbCharset."', character_set_server = '".$this->dbCharset."'"); |
| | | } |
| | | |
| | | private function securityScan($string) { |
| | | global $app, $conf; |
| | | |
| | | // get security config |
| | | if(isset($app)) { |
| | | $app->uses('getconf'); |
| | | $ids_config = $app->getconf->get_security_config('ids'); |
| | | |
| | | if($ids_config['sql_scan_enabled'] == 'yes') { |
| | | |
| | | // Remove whitespace |
| | | $string = trim($string); |
| | | if(substr($string,-1) == ';') $string = substr($string,0,-1); |
| | | |
| | | // Save original string |
| | | $string_orig = $string; |
| | | |
| | | //echo $string; |
| | | $chars = array(';', '#', '/*', '*/', '--', '\\\'', '\\"'); |
| | | |
| | | $string = str_replace('\\\\', '', $string); |
| | | $string = preg_replace('/(^|[^\\\])([\'"])\\2/is', '$1', $string); |
| | | $string = preg_replace('/(^|[^\\\])([\'"])(.*?[^\\\])\\2/is', '$1', $string); |
| | | $ok = true; |
| | | |
| | | if(substr_count($string, "`") % 2 != 0 || substr_count($string, "'") % 2 != 0 || substr_count($string, '"') % 2 != 0) { |
| | | $app->log("SQL injection warning (" . $string_orig . ")",2); |
| | | $ok = false; |
| | | } else { |
| | | foreach($chars as $char) { |
| | | if(strpos($string, $char) !== false) { |
| | | $ok = false; |
| | | $app->log("SQL injection warning (" . $string_orig . ")",2); |
| | | break; |
| | | } |
| | | } |
| | | } |
| | | if($ok == true) { |
| | | return true; |
| | | } else { |
| | | if($ids_config['sql_scan_action'] == 'warn') { |
| | | // we return false in warning level. |
| | | return false; |
| | | } else { |
| | | // if sql action = 'block' or anything else then stop here. |
| | | $app->error('Possible SQL injection. All actions have been logged.'); |
| | | } |
| | | } |
| | | } |
| | | } |
| | | } |
| | | |
| | | public function query($queryString) { |
| | | global $conf; |
| | |
| | | } |
| | | } |
| | | } while($ok == false); |
| | | $this->securityScan($queryString); |
| | | $this->queryId = parent::query($queryString); |
| | | $this->updateError('DB::query('.$queryString.') -> mysqli_query'); |
| | | if($this->errorNumber && $conf['demo_mode'] === false) debug_print_backtrace(); |