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CVE-2024-52616

Avahi: avahi wide-area dns predictable transaction ids

Published: Nov 21, 2024Updated: May 14, 2025 Sources: CVE List NVD BDUCWE-334
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.7%
Top 52.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to guess transaction IDs.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-334

Affected Products

Red Hat Enterprise Linux 9Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 7Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 8Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat OpenShift Container Platform 4Red Hat
SaaSSaaS Service
Cloud & SaaS / container-orchestration
red hatcommercialUSOperating Systemsaka red hat
and 3 more affected products View all →

Exploitability

Official Patch Available

References

https://access.redhat.com/errata/RHSA-2025:7437
access.redhat.com
https://access.redhat.com/security/cve/CVE-2024-52616
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2326429
bugzilla.redhat.com
and 5 more references View all →

Timeline

Published
Nov 21, 2024
Last Updated
May 14, 2025

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