NULL Pointer Dereference Affecting znc package, versions <1.8.1-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (59th percentile)

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  • Snyk IDSNYK-ALPINE321-ZNC-8490304
  • published6 Dec 2024
  • disclosed2 Jun 2020

Introduced: 2 Jun 2020

CVE-2020-13775  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Alpine:3.21 znc to version 1.8.1-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream znc package and not the znc package as distributed by Alpine. See How to fix? for Alpine:3.21 relevant fixed versions and status.

ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash (with a NULL pointer dereference) if echo-message is not enabled and there is no network.

CVSS Scores

version 3.1