Description
A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service.
Affected products
powerdns: recursor
References1
- docs.powerdns.com/recursor/security-advisories/powerdns-advisor… Broken LinkVendor Advisory
Metrics
- CVSS 3.1
-
5.9
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 15 · as of 13 November 2026
- CWE
- CWE-353
Could this be exploited in your environment?
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