Improper Certificate Validation Affecting cockpit package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.13% (34th percentile)

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  • Snyk IDSNYK-UBUNTU2004-COCKPIT-1582268
  • published7 Apr 2025
  • disclosed10 Mar 2022

Introduced: 10 Mar 2022

CVE-2021-3698  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:20.04 cockpit.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cockpit package and not the cockpit package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

A flaw was found in Cockpit in versions prior to 260 in the way it handles the certificate verification performed by the System Security Services Daemon (SSSD). This flaw allows client certificates to authenticate successfully, regardless of the Certificate Revocation List (CRL) configuration or the certificate status. The highest threat from this vulnerability is to confidentiality.

CVSS Base Scores

version 3.1