Improper Certificate Validation Affecting firefox-esr package, versions <91.5.0esr-1~deb11u1


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.14% (52nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-DEBIAN11-FIREFOXESR-2333217
  • published12 Jan 2022
  • disclosed22 Dec 2022

Introduced: 12 Jan 2022

CVE-2022-22747  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade Debian:11 firefox-esr to version 91.5.0esr-1~deb11u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-esr package and not the firefox-esr package as distributed by Debian. See How to fix? for Debian:11 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