A remote unauthorized attacker may connect to the SIM1012, interact with the device and change configuration settings. The adversary may also reset the SIM and in the worst case upload a new firmware version to the device.
https://sick.com/.well-known/csaf/white/2023/sca-2023-0008.pdf
https://sick.com/.well-known/csaf/white/2023/sca-2023-0008.json