/* 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; CWE129_Improper_Validation_of_Array_Index__Connect_tcp_array_read_check_min_71b.GoodG2BSink((Object)data); }
/* 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"); } } CWE129_Improper_Validation_of_Array_Index__Connect_tcp_array_read_check_min_71b.GoodB2GSink((Object)data); }