5.9

CVE-2026-33261

Null pointer accces in aggressive NSEC(3) cache

A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Powerdns ≫ Recursor Version >= 5.2.0 < 5.2.9
Powerdns ≫ Recursor Version >= 5.3.0 < 5.3.6
Powerdns ≫ Recursor Version 5.4.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.133
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@open-xchange.com 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-353 Missing Support for Integrity Check

The product uses a transmission protocol that does not include a mechanism for verifying the integrity of the data during transmission, such as a checksum.

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html
Vendor Advisory
Broken Link