Identify the affected product in CVE-2021-31894.
Which product is affected by CVE-2021-31894?
The affected product is SIMATIC PCS 7 V8.2 and earlier and version: All versions, All versions < V9.1 SP2, All versions < V9.2 SP2, All versions < V5.7, All versions <  V5.4 SP2 HF1.