CVE-2023-1981

avahi: avahi-daemon can be crashed via DBus

Published May 26, 2023 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
A vulnerability was found in the avahi library. This flaw allows an unprivileged user to make a dbus call, causing the avahi daemon to crash.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3414-1 avahi security update
Debian DLA Debian DLA DLA-3990-1 avahi security update
EUVD EUVD EUVD-2023-24161 A vulnerability was found in the avahi library. This flaw allows an unprivileged user to make a dbus call, causing the avahi daemon to crash.
Ubuntu USN Ubuntu USN USN-6129-1 Avahi vulnerability
Ubuntu USN Ubuntu USN USN-6129-2 Avahi vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Nov 3, 2025, 9:47 PM
Reserved
Apr 11, 2023, 12:00 AM
Status
Modified
Published
May 26, 2023, 6:15 PM
Modified
Jun 17, 2026, 5:29 AM
Severity
Moderate
Public date
Apr 26, 2022, 12:00 AM