The firmware on Moxa TN-5900 devices through 3.1 allows command injection that could lead to device damage.
https://www.moxa.com/en/support/product-support/security-advisory/tn-5900-secure-routers-vulnerabilitiestxt
Source: Mitre, NVD
Published: 2022-01-26
Updated: 2022-02-01
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical