A vulnerability, which was classified as critical, was found in Siemens SINEC INS up to 1.0 SP2 Update 1. This affects an unknown part of the component UMC Server Handler. The manipulation leads to improper certificate validation.

This vulnerability is uniquely identified as CVE-2023-48427. It is possible to initiate the attack remotely. There is no exploit available.

It is recommended to apply a patch to fix this issue.