NVD Vulnerability Detail
Search Exploit, PoC
CVE-2026-33596
Summary

A client might theoretically be able to cause a mismatch between queries sent to a backend and the received responses by sending a flood of perfectly timed queries that are routed to a TCP-only or DNS over TLS backend.

Publication Date April 22, 2026, 11:16 p.m.
Registration Date April 25, 2026, 4:05 a.m.
Last Update April 25, 2026, 3:50 a.m.
CVSS3.1 : MEDIUM
スコア 6.5
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
攻撃元区分(AV) 隣接
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C) なし
完全性への影響(I) なし
可用性への影響(A)
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:* 1.9.0 1.9.13
cpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:* 2.0.0 2.0.4
Related information, measures and tools
Common Vulnerabilities List