CVE-2021-36754

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CVSS 3.1

7.5 high

EPSS

65%p99

Published

Jul 30, 2021 (Jul 30, 2021)

Modified

Jun 17, 2026

Description

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE 65535) that causes an out-of-bounds exception.

Vendors: powerdns
Products: authoritative server
Weakness: CWE-119
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (64.9%)

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