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[svn r21125] Fixed vulnerable get parameter: file - partial FS#4261

Cristian Fasanando 16 年之前
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1381228aed
共有 1 個文件被更改,包括 3 次插入0 次删除
  1. 3 0
      main/exercice/testheaderpage.php

+ 3 - 0
main/exercice/testheaderpage.php

@@ -13,6 +13,9 @@ require '../inc/global.inc.php';
 require_once(api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php');
 $documentPath= api_get_path(SYS_COURSE_PATH).$_course['path']."/document";
 $my_file = Security::remove_XSS($_GET['file']);
+
+$my_file=str_replace(array('../','\\..','\\0','..\\'),array('','','',''),urldecode($my_file));
+
 $title = GetQuizName($my_file,$documentPath);
 if ($title =='') {
 	$title = GetFileName($my_file);