CVE-2025-40798

A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/html/ssa-722410.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:siemens:simatic_pcs_neo:4.1:::::::*
	cpe:2.3:a:siemens:simatic_pcs_neo:5.0:::::::*
	cpe:2.3:a:siemens:user_management_component::::::::

History

03 Oct 2025, 19:30

Type	Values Removed	Values Added
CPE		cpe:2.3:a:siemens:user_management_component:::::::: cpe:2.3:a:siemens:simatic_pcs_neo:5.0:::::::* cpe:2.3:a:siemens:simatic_pcs_neo:4.1:::::::*
First Time		Siemens simatic Pcs Neo Siemens Siemens user Management Component
References	~~() https://cert-portal.siemens.com/productcert/html/ssa-722410.html -~~	() https://cert-portal.siemens.com/productcert/html/ssa-722410.html - Vendor Advisory

09 Sep 2025, 09:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-09-09 09:15

Updated : 2025-10-03 19:30

NVD link : CVE-2025-40798

Mitre link : CVE-2025-40798

CVE.ORG link : CVE-2025-40798

JSON object : View

Products Affected

siemens

user_management_component
simatic_pcs_neo

CWE

CWE-125

Out-of-bounds Read

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