Arbitrary Code Injection Affecting thunderbird package, versions <1:102.3.0-1~deb11u1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Integrity High

    Threat Intelligence

    EPSS 0.1% (40th percentile)
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NVD
6.5 medium
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SUSE
6.5 medium
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Red Hat
6.1 medium

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  • Snyk ID SNYK-DEBIAN11-THUNDERBIRD-3028987
  • published 21 Sep 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Debian:11 thunderbird to version 1:102.3.0-1~deb11u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

By injecting a cookie with certain special characters, an attacker on a shared subdomain which is not a secure context could set and thus overwrite cookies from a secure context, leading to session fixation and other attacks. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.