public override void Bad(HttpRequest req, HttpResponse resp) { string data; data = ""; /* initialize data in case id is not in query string */ /* POTENTIAL FLAW: Parse id param out of the URL querystring (without using getParameter()) */ { if (req.QueryString["id"] != null) { data = req.QueryString["id"]; } } LinkedList <string> dataLinkedList = new LinkedList <string>(); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); CWE427_Uncontrolled_Search_Path_Element__QueryString_Web_73b.BadSink(dataLinkedList, req, resp); }
/* goodG2B() - use goodsource and badsink */ private static void GoodG2B(HttpRequest req, HttpResponse resp) { string data; /* FIX: Set the path as the "system" path */ if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux)) { data = "/bin"; } else { data = "%SystemRoot%\\system32"; } LinkedList <string> dataLinkedList = new LinkedList <string>(); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); CWE427_Uncontrolled_Search_Path_Element__QueryString_Web_73b.GoodG2BSink(dataLinkedList, req, resp); }