Modicon PLC HTTP Server Default Username/Password (SCADA)
High Nessus Network Monitor Plugin ID 3853
SynopsisThe remote host is configured with default or easily-guessed credentials.
DescriptionThe ethernet module on Modicon's Quantum, Premium and Micro PLC's has an HTTP server with one account that can be modified. The default account has the ability to load programs and change the configuration and programming of the PLC.
SolutionChange the username and password for the HTTP server.