CVE-2026-33593

Published: Apr 22, 2026

Modified: Apr 22, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.

Vendor	Product	Versions
PowerDNS	DNSdist	affected `1.9.0 - < 1.9.13` affected `2.0.0 - < 2.0.4`

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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