Improper Restriction of Rendered UI Layers or Frames Affecting thunderbird package, versions <0:102.4.0-1.amzn2.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.09% (41st percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRD-3160219
  • published7 Dec 2022
  • disclosed22 Dec 2022

Introduced: 7 Dec 2022

CVE-2022-40956  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird to version 0:102.4.0-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2022-1900.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

CVSS Scores

version 3.1