Vulnerability in Metz Connect Energy-controlling Ewio2-m

CVE-2025-41733

The commissioning wizard on the affected devices does not validate if the device is already initialized. An unauthenticated remote attacker can construct POST requests to set root credentials.

EPSS: 0.006 (43.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-41733?
CVE-2025-41733 is a critical-severity vulnerability in Metz Connect Energy-controlling Ewio2-m, classified under Authentication Bypass by Primary Weakness. CVSS score: 9.8/10. Published 2025-11-18.
How severe is CVE-2025-41733?
Critical severity. CVSS v3 base score is 9.8 out of 10.