Out-of-bounds read in Siemens products - CVE-2025-30176
Published: May 19, 2025
Vulnerability identifier: #VU109419
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2025-30176
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Siemens
Affected software:
SIMATIC PCS neo
Totally Integrated Automation Portal (TIA Portal)
User Management Component (UMC)
SINEC NMS
SINEMA Remote Connect
SIMATIC PCS neo
Totally Integrated Automation Portal (TIA Portal)
User Management Component (UMC)
SINEC NMS
SINEMA Remote Connect
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in the integrated UMC component. A remote attacker can trigger an out-of-bounds read error and cause a denial of service condition on the system.
How to mitigate CVE-2025-30176
Install updates from vendor's website.