CVE-2021-23961 Affecting firefox package, versions <85.0-1


0.0
high

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Scope Changed
    Confidentiality High

    Threat Intelligence

    EPSS 0.61% (79th percentile)
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NVD
7.4 high
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Red Hat
7.4 high
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SUSE
7.4 high

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOX-1065064
  • published 27 Jan 2021
  • disclosed 26 Feb 2021

How to fix?

Upgrade Debian:unstable firefox to version 85.0-1 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 Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 85.