CVE-2020-12117

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.

Date published : 2020-05-01

https://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerability

https://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurations