CVE-2026-77060

Incorrect Permission Assignment for Critical Resource in boneIO

State: Published
Severity: 6.8 Medium
Published: Oct 26, 2026
Updated: Oct 26, 2026
Reserved: Aug 20, 2026

Description

boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.

This issue was fixed in version 1.6.0.

Scores

CVSS	Score	Vector	Source
4.0	6.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	CERT-PL

Weaknesses

CWE-732 Incorrect Permission Assignment for Critical Resource

Affected Products

Product	Versions
black_debian_imagesboneIO	1.2.0 to before 1.6.0Affected

References

https://cert.pl/en/posts/2026/10/CVE-2026-77052third-party-advisory
https://boneio.eu/en/docs/blackproduct

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