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CVE-2021-3468

Public on 2021-06-02
Modified on 2024-02-12
Description

A flaw was found in avahi in versions 0.6 up to 0.8. The event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the client_work function, allowing a local attacker to trigger an infinite loop. The highest threat from this vulnerability is to the availability of the avahi service, which becomes unresponsive after this flaw is triggered.

Severity
Medium
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CVSS v3 Base Score
6.2
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core avahi 2023-11-29 22:20 ALAS2-2023-2372

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv2 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P