Improper Certificate Validation Affecting firefox package, versions <96.0+build2-0ubuntu0.20.04.1


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.14% (52nd percentile)

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  • Snyk IDSNYK-UBUNTU2004-FIREFOX-2340042
  • published14 Jan 2022
  • disclosed22 Dec 2022

Introduced: 14 Jan 2022

CVE-2022-22747  (opens in a new tab)
CWE-295  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Ubuntu:20.04 firefox to version 96.0+build2-0ubuntu0.20.04.1 or higher.

NVD Description

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

After accepting an untrusted certificate, handling an empty pkcs7 sequence as part of the certificate data could have lead to a crash. This crash is believed to be unexploitable. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS Scores

version 3.1