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CVE record · CVE-2025-30176

Out-of-bounds read in Siemens SIMATIC PCS neo V4.1 and others

CVSS 8.7 HighEPSS 0.0065 · 51st percentile

Published by the CVE Program (CNA: siemens) at 13 May 2025, 09:38 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 PCS neo V4.1
  • affected before * custom
Other versions: unknown
Siemens SIMATIC PCS neo V5.0
  • affected before * custom
Other versions: unknown
Siemens SINEC NMS
  • affected before V4.0 custom
Other versions: unknown
Siemens SINEMA Remote Connect
  • affected before * custom
Other versions: unknown
Siemens Totally Integrated Automation Portal (TIA Portal) V17
  • affected before * custom
Other versions: unknown
Siemens Totally Integrated Automation Portal (TIA Portal) V18
  • affected before * custom
Other versions: unknown
Siemens Totally Integrated Automation Portal (TIA Portal) V19
  • affected before * custom
Other versions: unknown
Siemens Totally Integrated Automation Portal (TIA Portal) V20
  • affected before * custom
Other versions: unknown
Siemens User Management Component (UMC)
  • affected before V2.15.1.1 custom
Other versions: unknown
Identifiers
CVE-2025-30176
CNA
siemens
Weakness (CWE)
CWE-125
Tags
Published
13 May 2025
Updated
8 Jul 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 CNA (siemens)
8.7 High 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CNA (siemens)Used for this record
  • CISA KEV Not listed.
  • EPSS 0.0065, the 51st 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 May 2025. 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.