Missing Authentication for Critical Function
Moxa Service in Moxa NPort 5150A firmware version 1.5 and earlier allows attackers to obtain sensitive configuration values via a crafted packet to UDP port 4800. NOTE: Moxa Service is an unauthenticated service that runs upon a first-time installation but can be disabled without ill effect.
CWE-306 - Missing Authentication for Critical Function
The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.