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CVE-2022-22743 Affecting firefox-esr package, versions <91.5.0esr-1

0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.08% (36th percentile)
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NVD
4.3 medium
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Red Hat
7.5 high
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SUSE
4.3 medium

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  • Snyk ID SNYK-DEBIAN12-FIREFOXESR-2333219
  • published 12 Jan 2022
  • disclosed 22 Dec 2022
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Introduced: 12 Jan 2022

CVE-2022-22743 Open this link in a new tab

How to fix?

Upgrade Debian:12 firefox-esr to version 91.5.0esr-1 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:12 relevant fixed versions and status.

When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the browser unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.