CVE-2026-33599

LOW

3.1

Description

A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade (Lua) option to newServer or auto_upgrade (YAML) settings. DDR upgrade is not enabled by default.

Details CVE

Score CVSS v3.13.1

SeveriteLOW

Vecteur CVSSCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Vecteur d'attaqueADJACENT_NETWORK

ComplexiteHIGH

Privileges requisNONE

Interaction utilisateurNONE

Publie4/22/2026

Derniere modification4/22/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-125

References

https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html(security@open-xchange.com)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.