CVE-2025-40795

published 2025-09-09

CVE-2025-40795: 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), User…

critical 9.3 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

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), 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.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
siemens	simatic_pcs_neo	—	—
siemens	simatic_pcs_neo	—	—
siemens	simatic_pcs_neo_v4.1	< *	*
siemens	simatic_pcs_neo_v5.0	< *	*
siemens	simatic_pcs_neo_v6.0	< *	*
siemens	user_management_component	< V2.15.1.3	V2.15.1.3
siemens	user_management_component	< 2.15.1.3	2.15.1.3

CWE-121