Improper Restriction of Rendered UI Layers or Frames Affecting firefox-esr package, versions <91.9.0esr-1~deb10u1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Scope Changed

    Threat Intelligence

    EPSS 0.13% (47th percentile)
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NVD
6.1 medium
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Red Hat
7.5 high
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SUSE
7.5 high

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  • Snyk ID SNYK-DEBIAN10-FIREFOXESR-2807563
  • published 4 May 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Debian:10 firefox-esr to version 91.9.0esr-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.

An improper implementation of the new iframe sandbox keyword <code>allow-top-navigation-by-user-activation</code> could lead to script execution without <code>allow-scripts</code> being present. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.