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CVE record · CVE-2021-40365

Improper input validation in Siemens SIMATIC Drive Controller CPU 1504D TF and others

CVSS 7.5 HighEPSS 0.0093 · 60th percentile

Published by the CVE Program (CNA: siemens) at 13 Dec 2022, 00:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Siemens SIMATIC Drive Controller CPU 1504D TF
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC Drive Controller CPU 1507D TF
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)
  • affected All versions < V21.9.7
Other versions: unknown
Siemens SIMATIC S7-1200 CPU family (incl. SIPLUS variants)
  • affected All versions < V4.6.0
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1510SP F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1510SP-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511C-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511C-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511T-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1511TF-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1512C-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1512C-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1512SP F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1512SP-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1513-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1513-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1513F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1513F-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1513R-1 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515F-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515F-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515R-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515T-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1515TF-2 PN
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP
  • affected All versions < V2.9.7
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516T-3 PN/DP
  • affected All versions < V3.0.1
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1516TF-3 PN/DP
  • affected All versions < V3.0.1
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1517-3 PN/DP
  • affected All versions < V3.0.1
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1517F-3 PN/DP
  • affected All versions < V3.0.1
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1517H-3 PN
  • affected All versions < V3.0.1
Other versions: unknown
Siemens SIMATIC S7-1500 CPU 1517T-3 PN/DP
  • affected All versions < V3.0.1
Other versions: unknown

And 69 more products. The full list is on the CVE record.

Identifiers
CVE-2021-40365
CNA
siemens
Weakness (CWE)
CWE-20
Tags
Published
13 Dec 2022
Updated
21 Apr 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C CNA (siemens)
  • CISA KEV Not listed.
  • EPSS 0.0093, the 60th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Dec 2022. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.