Auth bypass in Siemens Logo! 12/24rce
CVE-2025-40817
A vulnerability has been identified in LOGO! 12/24RCE (6ED1052-1MD08-0BA2) (All versions), LOGO! 12/24RCEo (6ED1052-2MD08-0BA2) (All versions), LOGO! 230RCE (6ED1052-1FB08-0BA2) (All versions), LOGO! 230RCEo (6ED1052-2FB08-0BA2) (All versi…
Vulnerability class: Broken Authentication
EPSS: 0.000 (6.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Siemens Logo! 12/24rce — versions 0
- Siemens Logo! 12/24rceo — versions 0
- Siemens Logo! 230rce — versions 0
- Siemens Logo! 230rceo — versions 0
- Siemens Logo! 24ce — versions 0
- Siemens Logo! 24ceo — versions 0
- Siemens Logo! 24rce — versions 0
- Siemens Logo! 24rceo — versions 0
- Siemens Siplus Logo! 12/24rce — versions 0
- Siemens Siplus Logo! 12/24rceo — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-40817?
- CVE-2025-40817 is a medium-severity vulnerability in Siemens Logo! 12/24rce, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2025-11-11.
- How severe is CVE-2025-40817?
- Medium severity. CVSS v3 base score is 6.5 out of 10.