Esempio n. 1
0
        /* goodG2B() - use GoodSource and BadSink */
        private static void GoodG2B()
        {
            int data;

            /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */
            data = 2;
            Dictionary <int, int> dataDictionary = new Dictionary <int, int>();

            dataDictionary.Add(0, data);
            dataDictionary.Add(1, data);
            dataDictionary.Add(2, data);
            CWE190_Integer_Overflow__int_Connect_tcp_square_74b.GoodG2BSink(dataDictionary);
        }
Esempio n. 2
0
        /* goodB2G() - use BadSource and GoodSink */
        private static void GoodB2G()
        {
            int data;

            data = int.MinValue; /* Initialize data */
            /* Read data using an outbound tcp connection */
            {
                try
                {
                    String stringNumber = "";
                    /* Read data using an outbound tcp connection */
                    using (TcpClient tcpConn = new TcpClient("host.example.org", 39544))
                    {
                        /* read input from socket */
                        using (StreamReader sr = new StreamReader(tcpConn.GetStream()))
                        {
                            /* POTENTIAL FLAW: Read data using an outbound tcp connection */
                            stringNumber = sr.ReadLine();
                        }
                    }
                    if (stringNumber != null) /* avoid NPD incidental warnings */
                    {
                        try
                        {
                            data = int.Parse(stringNumber.Trim());
                        }
                        catch (FormatException exceptNumberFormat)
                        {
                            IO.Logger.Log(NLog.LogLevel.Warn, exceptNumberFormat, "Number format exception parsing data from string");
                        }
                    }
                }
                catch (IOException exceptIO)
                {
                    IO.Logger.Log(NLog.LogLevel.Warn, exceptIO, "Error with stream reading");
                }
            }
            Dictionary <int, int> dataDictionary = new Dictionary <int, int>();

            dataDictionary.Add(0, data);
            dataDictionary.Add(1, data);
            dataDictionary.Add(2, data);
            CWE190_Integer_Overflow__int_Connect_tcp_square_74b.GoodB2GSink(dataDictionary);
        }