Siemens SIMATIC PCS neo V4.0
At a glance
- Source
- NVD
- EPSS
- EPSS 0.56 % · percentile 46 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- siemens
- NVD status
- Deferred
Description
A vulnerability has been identified in SIMATIC PCS neo V4.0 (All versions), SIMATIC PCS neo V4.1 (All versions < V4.1 Update 2), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1), SIMOCODE ES V19 (All versions < V19 Update 1), SIRIUS Safety ES V19 (TIA Portal) (All versions < V19 Update 1), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions < V19 Update 1), TIA Administrator (All versions < V3.0.4). Affected products do not correctly invalidate user sessions upon user logout. This could allow a remote unauthenticated attacker, who has obtained the session token by other means, to re-use a legitimate user's session even after logout.
Weaknesses (CWE)
- CWE-613 — DEPRECATED: Insufficient Session Expiration
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | siemens |
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | siemens |
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD · productcert@siemens.com (Secondary) |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · productcert@siemens.com (Secondary) |
European references
- ENISA EUVD · EUVD-2025-4986
- GCVE · GCVE-0-2024-45386
CERT-FR advisories
- CERTFR-2025-AVI-0113 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Siemens · SIMATIC PCS neo V4.0 | affected 0 < * |
| Siemens · SIMATIC PCS neo V4.1 | affected 0 < V4.1 Update 2 |
| Siemens · SIMATIC PCS neo V5.0 | affected 0 < V5.0 Update 1 |
| Siemens · SIMOCODE ES V19 | affected 0 < V19 Update 1 |
| Siemens · SIRIUS Safety ES V19 (TIA Portal) | affected 0 < V19 Update 1 |
| Siemens · SIRIUS Soft Starter ES V19 (TIA Portal) | affected 0 < V19 Update 1 |
| Siemens · TIA Administrator | affected 0 < V3.0.4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |