Nettmp NNT 5.1 is affected by a SQL injection vulnerability. An attacker can bypass authentication and access the panel with an administrative account.
https://drive.google.com/file/d/1WS_pa2PzLS1EplBu7pjx7hXlyBwCepP9/view?usp=sharing
https://drive.google.com/file/d/1-WiC1RDbcUqNB5sYd2h2n4rcU873s3gM/view?usp=sharing
http://packetstormsecurity.com/files/165438/Nettmp-NNT-5.1-SQL-Injection.html