/* goodG2B() - use goodsource and badsink */
private void GoodG2B()
{
string data;
/* FIX: Set the path as the "system" path */
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
data = "/bin";
}
else
{
data = "%SystemRoot%\\system32";
}
CWE427_Uncontrolled_Search_Path_Element__Listen_tcp_54b.GoodG2BSink(data);
}
public override void Bad()
{
string data;
data = ""; /* Initialize data */
/* Read data using a listening tcp connection */
{
TcpListener listener = null;
try
{
listener = new TcpListener(IPAddress.Parse("10.10.1.10"), 39543);
listener.Start();
using (TcpClient tcpConn = listener.AcceptTcpClient())
{
/* read input from socket */
using (StreamReader sr = new StreamReader(tcpConn.GetStream()))
{
/* POTENTIAL FLAW: Read data using a listening tcp connection */
data = sr.ReadLine();
}
}
}
catch (IOException exceptIO)
{
IO.Logger.Log(NLog.LogLevel.Warn, exceptIO, "Error with stream reading");
}
finally
{
if (listener != null)
{
try
{
listener.Stop();
}
catch (SocketException se)
{
IO.Logger.Log(NLog.LogLevel.Warn, se, "Error closing TcpListener");
}
}
}
}
CWE427_Uncontrolled_Search_Path_Element__Listen_tcp_54b.BadSink(data);
}
