Siemens SIMATIC PCS neo V4.1

CVE-2024-54678

HIGH 8.6

At a glance

Source: NVD
EPSS: EPSS 0.17 % · percentile 6 (2026-10-30)
State: PUBLISHED
Published: 2025-08-12 11:16 UTC
Updated: 2026-10-13 09:18 UTC
Assigner: siemens
NVD status: Deferred

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Description

A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (All versions), SIMATIC PCS neo V6.0 (All versions < V6.0 SP1 Update 1), SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC STEP 7 V20 (All versions < V20 Update 4), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMATIC WinCC V20 (All versions < V20 Update 4), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOCODE ES V20 (All versions), SIMOTION SCOUT TIA V5.4 (All versions), SIMOTION SCOUT TIA V5.5 (All versions), SIMOTION SCOUT TIA V5.6 (All versions < V5.6 SP1 HF7), SIMOTION SCOUT TIA V5.7 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SINAMICS Startdrive V20 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Safety ES V20 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V20 (TIA Portal) (All versions), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions < V6.3.0.2), TIA Portal Cloud V19 (All versions < V5.2.1.1), TIA Portal Cloud V20 (All versions < V5.2.2.2), TIA Portal Test Suite V20 (All versions < V20 Update 4). Affected products do not properly sanitize Interprocess Communication input received through a Windows Named Pipe accessible to all local users. This could allow an authenticated local attacker to cause a type confusion and execute arbitrary code within the affected application.

Weaknesses (CWE)

CWE-502 — Deserialization of Untrusted Data

References

https://cert-portal.siemens.com/productcert/html/ssa-693808.html

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 8.2	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H	siemens
CVSS 4.0	HIGH 8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	siemens
CVSS 4.0	HIGH 8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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 8.2	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H	NVD · productcert@siemens.com (Secondary)

European references

ENISA EUVD · EUVD-2024-54862
GCVE · GCVE-0-2024-54678

CERT-FR advisories

CERTFR-2025-AVI-0677 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr

Affected products

Product	Versions
Siemens · SIMATIC PCS neo V4.1	affected 0 < *
Siemens · SIMATIC PCS neo V5.0	affected 0 < *
Siemens · SIMATIC PCS neo V6.0	affected 0 < V6.0 SP1 Update 1
Siemens · SIMATIC S7-PLCSIM V17	affected 0 < *
Siemens · SIMATIC STEP 7 V17	affected 0 < V17 Update 9
Siemens · SIMATIC STEP 7 V18	affected 0 < V18 Update 6
Siemens · SIMATIC STEP 7 V19	affected 0 < V19 Update 4
Siemens · SIMATIC STEP 7 V20	affected 0 < V20 Update 4
Siemens · SIMATIC WinCC V17	affected 0 < V17 Update 9
Siemens · SIMATIC WinCC V18	affected 0 < V18 Update 6
Siemens · SIMATIC WinCC V19	affected 0 < V19 Update 4
Siemens · SIMATIC WinCC V20	affected 0 < V20 Update 4
Siemens · SIMOCODE ES V17	affected 0 < *
Siemens · SIMOCODE ES V18	affected 0 < *
Siemens · SIMOCODE ES V19	affected 0 < *
Siemens · SIMOCODE ES V20	affected 0 < *
Siemens · SIMOTION SCOUT TIA V5.4	affected 0 < *
Siemens · SIMOTION SCOUT TIA V5.5	affected 0 < *
Siemens · SIMOTION SCOUT TIA V5.6	affected 0 < V5.6 SP1 HF7
Siemens · SIMOTION SCOUT TIA V5.7	affected 0 < *

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

⚠️ Siemens SIMATIC PCS neo V4.1