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CVE record · CVE-2022-25622

Uncontrolled resource consumption in Siemens SIMATIC CFU DIQ and others

CVSS 5.3 MediumEPSS 0.0090 · 59th percentile

Published by the CVE Program (CNA: siemens) at 12 Apr 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 CFU DIQ
  • affected before V2.0.0 custom
Other versions: unknown
Siemens SIMATIC CFU PA
  • affected before V2.0.0 custom
Other versions: unknown
Siemens SIMATIC ET 200AL IM 157-1 PN
  • affected All versions
Other versions: unknown
Siemens SIMATIC ET 200MP IM 155-5 PN HF
  • affected V4.2.0 to before * custom
Other versions: unknown
Siemens SIMATIC ET 200pro IM 154-8 PN/DP CPU
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC ET 200pro IM 154-8F PN/DP CPU
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC ET 200pro IM 154-8FX PN/DP CPU
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC ET 200S IM 151-8 PN/DP CPU
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC ET 200S IM 151-8F PN/DP CPU
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC ET 200SP IM 155-6 MF HF
  • affected before * custom
Other versions: unknown
Siemens SIMATIC ET 200SP IM 155-6 PN HA (incl. SIPLUS variants)
  • affected All versions
Other versions: unknown
Siemens SIMATIC ET 200SP IM 155-6 PN HF
  • affected V4.2.0 to before * custom
Other versions: unknown
Siemens SIMATIC ET 200SP IM 155-6 PN/2 HF
  • affected V4.2.0 to before * custom
Other versions: unknown
Siemens SIMATIC ET 200SP IM 155-6 PN/3 HF
  • affected V4.2.0 to before * custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, AI 8xRTD/TC, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, CM 4x IO-Link, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, CM 8x IO-Link, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, CM 8x IO-Link, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, DI 16x24VDC, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, DI 8x24VDC, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, DIQ 16x24VDC/2A, M12-L
  • affected V5.1.1 to before V5.1.3 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, DQ 8x24VDC/0,5A, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC ET200ecoPN, DQ 8x24VDC/2A, M12-L
  • affected V5.1.1 to before V5.1.2 custom
Other versions: unknown
Siemens SIMATIC PN/MF Coupler
  • affected All versions
Other versions: unknown
Siemens SIMATIC PN/PN Coupler
  • affected All versions >= 4.2
Other versions: unknown
Siemens SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)
  • affected All versions < V2.0.0
Other versions: unknown
Siemens SIMATIC S7-300 CPU 314C-2 PN/DP
  • affected All versions < V3.3.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315-2 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315F-2 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 315T-3 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317-2 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317F-2 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317T-3 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 317TF-3 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 319-3 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-300 CPU 319F-3 PN/DP
  • affected All versions < V3.2.19
Other versions: unknown
Siemens SIMATIC S7-400 CPU 412-2 PN V7
  • affected before * custom
Other versions: unknown
Siemens SIMATIC S7-400 CPU 414-3 PN/DP V7
  • affected before * custom
Other versions: unknown
Siemens SIMATIC S7-400 CPU 414F-3 PN/DP V7
  • affected before * custom
Other versions: unknown
Siemens SIMATIC S7-400 CPU 416-3 PN/DP V7
  • affected before * custom
Other versions: unknown

And 42 more products. The full list is on the CVE record.

Identifiers
CVE-2022-25622
CNA
siemens
Weakness (CWE)
CWE-400
Tags
Published
12 Apr 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
5.3 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C CNA (siemens)
  • CISA KEV Not listed.
  • EPSS 0.0090, the 59th 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 12 Apr 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.