CVE-2025-41733

Possible malfunction credential injection

State: Published
Severity: 9.8 Critical
Published: Nov 18, 2025
Updated: Nov 18, 2025
Reserved: Apr 16, 2025

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-305 Authentication Bypass by Primary Weakness

Affected Products

Product	Versions
Energy-Controlling EWIO2-MMETZ CONNECT	0.0.0 to before 2.2.0Affected
Energy-Controlling EWIO2-M-BMMETZ CONNECT	0.0.0 to before 2.2.0Affected
Ethernet-IO EWIO2-BMMETZ CONNECT	0.0.0 to before 2.2.0Affected

References

https://certvde.com/de/advisories/VDE-2025-097

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