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CVE-2022-22759 Affecting thunderbird package, versions <1:91.6.0-1~deb11u1

0.0
critical

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Scope Changed
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.14% (50th percentile)
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NVD
9.6 critical
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SUSE
9.6 critical
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Red Hat
9.6 critical

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  • Snyk ID SNYK-DEBIAN11-THUNDERBIRD-2400257
  • published 9 Feb 2022
  • disclosed 22 Dec 2022
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Introduced: 9 Feb 2022

CVE-2022-22759 Open this link in a new tab

How to fix?

Upgrade Debian:11 thunderbird to version 1:91.6.0-1~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.

If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.