Incorrect Authorization Affecting firefox package, versions <80.0.1+build1-0ubuntu1


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.28% (69th percentile)

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  • Snyk IDSNYK-UBUNTU2104-FIREFOX-1260068
  • published26 Aug 2020
  • disclosed1 Oct 2020

Introduced: 26 Aug 2020

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

How to fix?

Upgrade Ubuntu:21.04 firefox to version 80.0.1+build1-0ubuntu1 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 Ubuntu. See How to fix? for Ubuntu:21.04 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