/* goodB2G() - use badsource and goodsink */
private static void GoodB2G(HttpRequest req, HttpResponse resp)
{
data = ""; /* Initialize data */
/* Read data from a database */
{
try
{
/* setup the connection */
using (SqlConnection connection = IO.GetDBConnection())
{
connection.Open();
/* prepare and execute a (hardcoded) query */
using (SqlCommand command = new SqlCommand(null, connection))
{
command.CommandText = "select name from users where id=0";
command.Prepare();
using (SqlDataReader dr = command.ExecuteReader())
{
/* POTENTIAL FLAW: Read data from a database query SqlDataReader */
data = dr.GetString(1);
}
}
}
}
catch (SqlException exceptSql)
{
IO.Logger.Log(NLog.LogLevel.Warn, exceptSql, "Error with SQL statement");
}
}
CWE113_HTTP_Response_Splitting__Web_Database_setHeader_68b.GoodB2GSink(req, resp);
}
/* goodG2B() - use goodsource and badsink */
private static void GoodG2B(HttpRequest req, HttpResponse resp)
{
/* FIX: Use a hardcoded string */
data = "foo";
CWE113_HTTP_Response_Splitting__Web_Database_setHeader_68b.GoodG2BSink(req, resp);
}
