Description

This fix provides extra hardening for the 5.4.x branch by doing extra validation of incoming answers from authoritative servers.

Severity (CVSS)

Base score5.3
SeverityMedium
VersionCVSS 3.1
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Provided byCNA

Weaknesses

  • — Improper Input Validation
  • CWE-20 — CWE-20 Improper Input Validation

Affected products

VendorProductVersions
PowerDNSRecursor5.4.0 to <5.4.3

References

Authoritative sources

This page is a snapshot. For the latest enrichment and updates, view the record on CVE.org or the NVD.

Generated from the official CVE List on 26 Jun 2026 07:05 UTC.