Description
Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor.
Published: 2026-02-09
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6134-1 pdns-recursor security update
History

Tue, 10 Feb 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Powerdns
Powerdns recursor
Vendors & Products Powerdns
Powerdns recursor

Mon, 09 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-770
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 09 Feb 2026 14:30:00 +0000

Type Values Removed Values Added
Description Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor.
Title Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


Subscriptions

Powerdns Recursor
cve-icon MITRE

Status: PUBLISHED

Assigner: OX

Published:

Updated: 2026-02-09T15:37:04.885Z

Reserved: 2025-11-28T09:18:07.874Z

Link: CVE-2026-0398

cve-icon Vulnrichment

Updated: 2026-02-09T15:37:00.577Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-09T15:16:11.360

Modified: 2026-02-09T16:16:00.100

Link: CVE-2026-0398

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-10T11:35:32Z

Weaknesses