Incorrect Authorization Affecting thunderbird package, versions <0:68.12.0-1.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.3% (71st percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRD-1684281
  • published27 Sept 2021
  • disclosed1 Oct 2020

Introduced: 1 Oct 2020

CVE-2020-15664  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird to version 0:68.12.0-1.amzn2 or higher.
This issue was patched in ALAS2-2020-1496.

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.

By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. Combined with user confusion, this could result in an unintended or malicious extension being installed. This vulnerability affects Firefox < 80, Thunderbird < 78.2, Thunderbird < 68.12, Firefox ESR < 68.12, Firefox ESR < 78.2, and Firefox for Android < 80.

CVSS Scores

version 3.1