public override void Bad() { string data; data = ""; /* Initialize data */ /* read input from WebClient */ { try { using (WebClient client = new WebClient()) { using (StreamReader sr = new StreamReader(client.OpenRead("http://www.example.org/"))) { /* POTENTIAL FLAW: Read data from a web server with WebClient */ /* This will be reading the first "line" of the response body, * which could be very long if there are no newlines in the HTML */ data = sr.ReadLine(); } } } catch (IOException exceptIO) { IO.Logger.Log(NLog.LogLevel.Warn, exceptIO, "Error with stream reading"); } } Container dataContainer = new Container(); dataContainer.containerOne = data; CWE427_Uncontrolled_Search_Path_Element__NetClient_67b.BadSink(dataContainer); }
/* goodG2B() - use goodsource and badsink */ private static void GoodG2B() { string data; /* FIX: Set the path as the "system" path */ if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux)) { data = "/bin"; } else { data = "%SystemRoot%\\system32"; } Container dataContainer = new Container(); dataContainer.containerOne = data; CWE427_Uncontrolled_Search_Path_Element__NetClient_67b.GoodG2BSink(dataContainer); }