Input validation error in Avahi - CVE-2023-1981

 

Input validation error in Avahi - CVE-2023-1981

Published: April 24, 2023


Vulnerability identifier: #VU75444
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-1981
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: avahi.org
Affected software:
Avahi

Detailed vulnerability description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A local user can initiate a DBUS call to the daemon and perform a denial of service (DoS) attack.


How to mitigate CVE-2023-1981

Install updates from vendor's website.

Sources