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CVE-2021-31894 A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.X (All versions <…

Description

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.X (All versions < V9.1 SP2), SIMATIC PDM (All versions < V9.2 SP2), SIMATIC STEP 7 V5.X (All versions < V5.7), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 SP2 HF1). A directory containing metafiles relevant to devices' configurations has write permissions. An attacker could leverage this vulnerability by changing the content of certain metafiles and subsequently manipulate parameters or behavior of devices that would be later configured by the affected software.

Affected products and versions

Product Affected versions Fixed in
SIMATIC PCS 7 V8.2 and earlier Versions not published
SIMATIC PCS 7 V9.X Versions not published
SIMATIC PDM Versions not published
SIMATIC STEP 7 V5.X Versions not published
SINAMICS STARTER (containing STEP 7 OEM version) Versions not published

References

Timeline

  1. Published
  2. Last modified

Other CVEs of SIMATIC PCS 7 V8.2 and earlier

The 4 CVEs of SIMATIC PCS 7 V8.2 and earlier →
CVE-2021-31893 A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions <… Not rated CVE-2020-7586 A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions <… Not rated CVE-2020-7585 A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions <… Not rated
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