CVE-2026-33610

A rogue primary server may cause file descriptor exhaustion and eventually a denial of service, when a PowerDNS secondary server forwards a DNS update request to it.

CVSS v3 5.9 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-05.html	Broken Link Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:powerdns:authoritative::::::::
	cpe:2.3:a:powerdns:authoritative::::::::

History

26 Oct 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) Un servidor primario malicioso puede causar agotamiento de descriptores de archivo y eventualmente una denegación de servicio, cuando un servidor secundario de PowerDNS le reenvía una solicitud de actualización de DNS.

Information

Published : 2026-04-22 14:16

Updated : 2026-10-26 00:10

NVD link : CVE-2026-33610

Mitre link : CVE-2026-33610

CVE.ORG link : CVE-2026-33610

JSON object : View

Products Affected

powerdns

authoritative

CWE

CWE-400

Uncontrolled Resource Consumption

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