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
- Metz Connect Energy-controlling Ewio2-m — versions 0.0.0
- Metz Connect Energy-controlling Ewio2-m-bm — versions 0.0.0
- Metz Connect Ethernet-io Ewio2-bm — versions 0.0.0
- Metz-connect Ewio2-bm
- Metz-connect Ewio2-bm_firmware
- Metz-connect Ewio2-m
- Metz-connect Ewio2-m-bm
- Metz-connect Ewio2-m-bm_firmware
- Metz-connect Ewio2-m_firmware
Weakness classification (CWE)
References
- info@cert.vde.com (Third Party Advisory)
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.