CVE-2018-14626 Affecting pdns package, versions <4.1.1-1ubuntu0.1~esm1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
2.58% (85th percentile)

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  • Snyk IDSNYK-UBUNTU1804-PDNS-1191369
  • published1 Jun 2025
  • disclosed29 Nov 2018

Introduced: 29 Nov 2018

CVE-2018-14626  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 pdns to version 4.1.1-1ubuntu0.1~esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pdns package and not the pdns package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.