Vulnerability-Lookup

VAR-202509-0309

Vulnerability from variot - Updated: 2025-10-14 23:12

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 out-of-bounds read vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to cause a denial of service condition. Siemens' SIMATIC PCS neo and User Management Component (UMC) Exists in an out-of-bounds read vulnerability.Service operation interruption (DoS) It may be in a state

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CVE-2025-40796 (GCVE-0-2025-40796)

Vulnerability from cvelistv5 – Published: 2025-09-09 08:48 – Updated: 2025-10-14 09:15

Summary

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CWE

CWE-125 - Out-of-bounds Read

Assigner

siemens

References

URL

Tags

https://cert-portal.siemens.com/productcert/html/…

Impacted products

Vendor

Product

Version

Siemens

SIMATIC PCS neo V4.1

Affected: 0 , < * (custom)

Siemens	SIMATIC PCS neo V5.0	Affected: 0 , < * (custom)
Siemens	SIMATIC PCS neo V6.0	Affected: 0 , < * (custom)
Siemens	User Management Component (UMC)	Affected: 0 , < V2.15.1.3 (custom)

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202509-0309

CVE-2025-40796 (GCVE-0-2025-40796)

Tags

Sightings

Nomenclature