/* goodG2B() - use goodsource and badsink */
public static void GoodG2BSink(CWE313_Cleartext_Storage_in_a_File_or_on_Disk__Connect_tcp_67a.Container dataContainer)
{
string data = dataContainer.containerOne;
using (SecureString secureData = new SecureString())
{
for (int i = 0; i < data.Length; i++)
{
secureData.AppendChar(data[i]);
}
/* POTENTIAL FLAW: Store data directly in a file */
File.WriteAllText(@"C:\Users\Public\WriteText.txt", secureData.ToString());
}
}
/* goodB2G() - use badsource and goodsink */
public static void GoodB2GSink(CWE313_Cleartext_Storage_in_a_File_or_on_Disk__Connect_tcp_67a.Container dataContainer)
{
string data = dataContainer.containerOne;
/* FIX: Hash data before storing in a file */
{
string salt = "ThisIsMySalt";
using (SHA512CryptoServiceProvider sha512 = new SHA512CryptoServiceProvider())
{
byte[] buffer = Encoding.UTF8.GetBytes(string.Concat(salt, data));
byte[] hashedCredsAsBytes = sha512.ComputeHash(buffer);
data = IO.ToHex(hashedCredsAsBytes);
}
}
using (SecureString secureData = new SecureString())
{
for (int i = 0; i < data.Length; i++)
{
secureData.AppendChar(data[i]);
}
File.WriteAllText(@"C:\Users\Public\WriteText.txt", secureData.ToString());
}
}
