An issue was discovered on MOXA EDS-G512E 5.1 build 16072215 devices. The backup file contains sensitive information in a insecure way. There is no salt for password hashing. Indeed passwords are stored without being ciphered with a timestamped ciphering method.
https://www.sentryo.net/wp-content/uploads/2017/11/Switch-Moxa-Analysis.pdf