User Interface (UI) Misrepresentation of Critical Information Affecting firefox package, versions <0:78.2.0-2.el8_2


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.11% (47th percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-3810471
  • published26 Jul 2021
  • disclosed30 Jun 2020

Introduced: 30 Jun 2020

CVE-2020-12424  (opens in a new tab)
CWE-451  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:78.2.0-2.el8_2 or higher.
This issue was patched in RHSA-2020:3557.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

When constructing a permission prompt for WebRTC, a URI was supplied from the content process. This URI was untrusted, and could have been the URI of an origin that was previously granted permission; bypassing the prompt. This vulnerability affects Firefox < 78.

CVSS Scores

version 3.1