CVE-2023-1981 — MEDIUM (5.5)

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Avahi	Avahi	0.7-20
Fedoraproject	Fedora	37
Redhat	Enterprise Linux	6.0

Related Weaknesses (CWE)

CWE-400

References

https://access.redhat.com/security/cve/CVE-2023-1981Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2185911Issue TrackingThird Party Advisory
https://github.com/lathiat/avahi/issues/375ExploitIssue TrackingThird Party Advisory
https://access.redhat.com/security/cve/CVE-2023-1981Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2185911Issue TrackingThird Party Advisory
https://github.com/lathiat/avahi/issues/375ExploitIssue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/12/msg00011.html

FAQ

What is CVE-2023-1981?

CVE-2023-1981 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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.

How severe is CVE-2023-1981?

CVE-2023-1981 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-1981?

Check the references section above for vendor advisories and patch information. Affected products include: Avahi Avahi, Fedoraproject Fedora, Redhat Enterprise Linux.