CVE-2025-26410

Weak Hard-coded Credentials

State: Published
Severity: 9.8 Critical
Published: Feb 11, 2025
Updated: Nov 3, 2025
Reserved: Feb 10, 2025

Description

The firmware of all Wattsense Bridge devices contain the same hard-coded user and root credentials. The user password can be easily recovered via password cracking attempts. The recovered credentials can be used to log into the device via the login shell that is exposed by the serial interface. The backdoor user has been removed in firmware BSP >= 6.4.1.

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	CISA-ADP

Weaknesses

CWE-798 Use of Hard-coded Credentials

Affected Products

Product	Versions
Wattsense BridgeWattsense	before 6.4.1Affected

References

https://r.sec-consult.com/wattsensethird-party-advisory
https://support.wattsense.com/hc/en-150/articles/13366066529437-Release-Notesrelease-notes
http://seclists.org/fulldisclosure/2025/Feb/9

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