Paper/Archive/CVE-2025-40795

CVE-2025-40795

Siemens SIMATIC PCS neo V4.1 — 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…

EPSS 0.7%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 54.0.540 × 2010.8 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

SIMATIC PCS neo V4.1all versions–CNA

SIMATIC PCS neo V5.0all versions–CNA

SIMATIC PCS neo V6.0< V6.0 SP1 Update 1V6.0 SP1 Update 1CNA

User Management Component (UMC)< V2.15.1.3V2.15.1.3CNA

Scores by source

siemens (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

siemens (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refcert-portal.siemens.com/productcert/html/ssa-722410.html