CVE-2023-1981
MEDIUMCVSS 5.5/10EPSS 0.39%
Last modified
CVE-2023-1981 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Avahi | Avahi | 0.7-20 |
| Fedoraproject | Fedora | 37 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux | 9.0 |
References
- https://access.redhat.com/security/cve/CVE-2023-1981Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2185911Issue Tracking, Third Party Advisory
- https://github.com/lathiat/avahi/issues/375Exploit, Issue Tracking, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2023-1981Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2185911Issue Tracking, Third Party Advisory
- https://github.com/lathiat/avahi/issues/375Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-1981?
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 a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2023-1981?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2023-1981?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST