Out-of-bounds write in Siemens products - CVE-2025-30175
Published: May 19, 2025
Vulnerability identifier: #VU109418
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-2025-30175
CWE-ID: CWE-787
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 compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in the integrated UMC component. A remote attacker can trigger an out-of-bounds write and perform a denial of service (DoS) attack.
How to mitigate CVE-2025-30175
Install updates from vendor's website.