/* goodB2G() - use badsource and goodsink */ public static void GoodB2GSink(CWE129_Improper_Validation_of_Array_Index__Get_Cookies_Web_array_read_check_max_67a.Container dataContainer, HttpRequest req, HttpResponse resp) { int data = dataContainer.containerOne; /* Need to ensure that the array is of size > 3 and < 101 due to the GoodSource and the large_fixed BadSource */ int[] array = { 0, 1, 2, 3, 4 }; /* FIX: Fully verify data before reading from array at location data */ if (data >= 0 && data < array.Length) { IO.WriteLine(array[data]); } else { IO.WriteLine("Array index out of bounds"); } }
/* goodG2B() - use goodsource and badsink */ public static void GoodG2BSink(CWE129_Improper_Validation_of_Array_Index__Get_Cookies_Web_array_read_check_max_67a.Container dataContainer, HttpRequest req, HttpResponse resp) { int data = dataContainer.containerOne; /* Need to ensure that the array is of size > 3 and < 101 due to the GoodSource and the large_fixed BadSource */ int[] array = { 0, 1, 2, 3, 4 }; /* POTENTIAL FLAW: Verify that data < array.Length, but don't verify that data > 0, so may be attempting to read out of the array bounds */ if (data < array.Length) { IO.WriteLine(array[data]); } else { IO.WriteLine("Array index out of bounds"); } }