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Improper Certificate Validation Affecting firefox-esr package, versions <91.5.0esr-1~deb10u1

0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.1% (41st percentile)
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NVD
6.5 medium
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Red Hat
4.3 medium
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SUSE
4.3 medium

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  • Snyk ID SNYK-DEBIAN10-FIREFOXESR-2333195
  • published 12 Jan 2022
  • disclosed 22 Dec 2022
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Introduced: 12 Jan 2022

CVE-2022-22747 Open this link in a new tab
CWE-295 Open this link in a new tab

How to fix?

Upgrade Debian:10 firefox-esr to version 91.5.0esr-1~deb10u1 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:10 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.