CVE-2024-52615

Avahi: avahi wide-area dns uses constant source port

State: Published
Severity: 5.3 Medium
Published: Nov 21, 2024
Updated: Oct 28, 2026
Reserved: Nov 15, 2024

Description

A flaw was found in Avahi-daemon, which relies on fixed source ports for wide-area DNS queries. This issue simplifies attacks where malicious DNS responses are injected.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	redhat

Weaknesses

CWE-330 Use of Insufficiently Random Values

Affected Products

Product	Versions
avahiavahi	before 0.9-rc3Affected
Red Hat Enterprise Linux 10Red Hat	0:0.9~rc2-1.el10_0.1 and laterNot affected
Red Hat Enterprise Linux 9Red Hat	0:0.8-22.el9_6.1 and laterNot affected
Red Hat Enterprise Linux 9Red Hat	0:0.8-22.el9_6.1 and laterNot affected
Red Hat Enterprise Linux 7Red Hat
Red Hat Enterprise Linux 8Red Hat
Red Hat OpenShift Container Platform 4Red Hat

References

RHSA-2025:11402vendor-advisory
RHSA-2025:16441vendor-advisory
https://access.redhat.com/security/cve/CVE-2024-52615vdb-entry
RHBZ#2326418issue-tracking
https://github.com/avahi/avahi/pull/577

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