CVE-2018-16855

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CVSS 3.0

7.5 high

EPSS

59%p99

Published

Dec 3, 2018 (Dec 3, 2018)

Modified

Jun 17, 2026

Description

An issue has been found in PowerDNS Recursor before version 4.1.8 where a remote attacker sending a DNS query can trigger an out-of-bounds memory read while computing the hash of the query for a packet cache lookup, possibly leading to a crash.

Vendors: powerdns
Products: recursor
Weakness: CWE-125
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (59.5%)

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