public override void Bad(HttpRequest req, HttpResponse resp) { string data; data = ""; /* Initialize data */ { try { /* read string from file into data */ using (StreamReader sr = new StreamReader("data.txt")) { /* POTENTIAL FLAW: Read data from a file */ /* This will be reading the first "line" of the file, which * could be very long if there are little or no newlines in the file */ data = sr.ReadLine(); } } catch (IOException exceptIO) { IO.Logger.Log(NLog.LogLevel.Warn, exceptIO, "Error with stream reading"); } } string[] dataArray = new string[5]; dataArray[2] = data; CWE80_XSS__CWE182_Web_File_66b.BadSink(dataArray, req, resp); }
/* goodG2B() - use goodsource and badsink */ private static void GoodG2B(HttpRequest req, HttpResponse resp) { string data; /* FIX: Use a hardcoded string */ data = "foo"; string[] dataArray = new string[5]; dataArray[2] = data; CWE80_XSS__CWE182_Web_File_66b.GoodG2BSink(dataArray, req, resp); }