CVEvulnerability

CVE-2026-33258

7.5 HIGH Published 2026-04-22 Modified 2026-10-26 Official page ↗
Status
Analyzed
Published
2026-04-22
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-770

Description

By publishing and querying a crafted zone an attacker can cause allocation of large entries in the negative and aggressive NSEC(3) caches.

Affected configurations

• powerdns recursor (>= 5.2.0 < 5.2.9) • powerdns recursor (>= 5.3.0 < 5.3.6) • powerdns recursor 5.4.0

Related

Weakness · CWE (1)

  • CWE-770 Allocation of Resources Without Limits or Throttling weakness

References