CVE-2025-40795

critical · 9.3

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.

9.3

CVSS

0.7%

EPSS (exploit prob.)

52nd

EPSS percentile

2025-09-09

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/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

Weaknesses

CWE-121

Affected products

Vendor	Product	Affected versions
siemens	simatic_pcs_neo	4.1
siemens	simatic_pcs_neo	5.0
siemens	user_management_component	< 2.15.1.3

Check a specific version with /api/v1/cve/match.

References

https://cert-portal.siemens.com/productcert/html/ssa-722410.html

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-40795