High
A buffer overflow vulnerability in the Web Server functionality of the device allows an unauthenticated attacker to send specially crafted HTTP requests, which may cause memory corruption and result in remote code execution.
Remote code execution
Siemens
Siemens recommends affected users update to the following versions:
Versions between 1.81.01 and 1.81.03: Update to v1.81.04
Version 1.82.01: Update to v1.82.03
Version 1.82.02: Update to v1.82.04