CVE-2025-40795

9.8 CRITICAL

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 (Al...

Published: 2025-09-09 · Last updated: 2026-06-09

Severity and scoring

CVSS: 9.8 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-121

Affected products

Vendor	Product
siemens	simatic_pcs_neo, user_management_component

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), User Management Component (UMC) (All versions < V2.15.1.3). Affected products contain a stack-based buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to execute arbitrary code or to cause a denial of service condition.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2025-40795
[Vendor advisory]https://cert-portal.siemens.com/productcert/html/ssa-722410.html

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