CVE-2026-33602HIGH 8.2EPSS p49.5%

CVE-2026-33602CVE-2026-33602

Description

A rogue backend can send a crafted UDP response with a query ID off by one related to the maximum configured value, triggering an out-of-bounds write leading to a denial of service.

Scoring

CVSS 3.18.2 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
EPSS0.73% probability of exploitation · percentile 49.5% · 2026-06-19T12:03:05Z
Published2026-04-22
Last modified2026-04-24

Underlying weaknesses· 1

CWE-122

References

  1. https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html

1

TypeTargetConfidenceTier
WeaknessHeap-based Buffer Overflowcwe-1220%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.