CVE-2025-41733

CRITICAL
2025-11-18 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:22 vuln.today
CVE Published
Nov 18, 2025 - 11:15 nvd
CRITICAL 9.8

Tags

Information Disclosure Ewio2 M Firmware Ewio2 M Bm Firmware Ewio2 Bm Firmware

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.

Analysis

The commissioning wizard on the affected devices does not validate if the device is already initialized. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-305. 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. Affected products include: Metz-Connect Ewio2-M Firmware, Metz-Connect Ewio2-M-Bm Firmware, Metz-Connect Ewio2-Bm Firmware.

Affected Products

Metz-Connect Ewio2-M Firmware, Metz-Connect Ewio2-M-Bm Firmware, Metz-Connect Ewio2-Bm Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: 0

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CVE-2025-41733 vulnerability details – vuln.today
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