What is CVE-2025-40555?

CVE-2025-40555 is a medium-severity vulnerability in Siemens Apogee Pxc+talon Tc Series (Bacnet), classified under Expected Behavior Violation. CVSS score: 4.7/10. Published 2025-05-13.

How severe is CVE-2025-40555?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Siemens Apogee Pxc+talon Tc Series (Bacnet)

CVE-2025-40555

A vulnerability has been identified in APOGEE PXC+TALON TC Series (BACnet) (All versions). Affected devices start sending unsolicited BACnet broadcast messages after processing a specific BACnet createObject request. This could allow an at…

EPSS: 0.001 (28.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Siemens Apogee Pxc+talon Tc Series (Bacnet) — versions 0

Weakness classification (CWE)

CWE-440 — Expected Behavior Violation

References

cert-portal.siemens.com/productcert/html/ssa-718393.html

Frequently asked questions

What is CVE-2025-40555?: CVE-2025-40555 is a medium-severity vulnerability in Siemens Apogee Pxc+talon Tc Series (Bacnet), classified under Expected Behavior Violation. CVSS score: 4.7/10. Published 2025-05-13.
How severe is CVE-2025-40555?: Medium severity. CVSS v3 base score is 4.7 out of 10.