Description

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.

Severity (CVSS)

Base score7.5
SeverityHigh
VersionCVSS 3.1
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L
Provided byCNA

Weaknesses

  • — Acceptance of Extraneous Untrusted Data With Trusted Data
  • CWE-349 — CWE-349 Acceptance of Extraneous Untrusted Data With Trusted Data

Affected products

VendorProductVersions
PowerDNSRecursor5.2.0 to <5.2.11; 5.3.0 to <5.3.8; 5.4.0 to <5.4.3

References

Authoritative sources

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