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Improper Access Control Affecting firefox package, versions <0:60.3.0-1.el7_5

Severity

 Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.23% (62nd percentile)

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  • Snyk IDSNYK-RHEL7-FIREFOX-1487796
  • published26 Jul 2021
  • disclosed23 Oct 2018
Report a new vulnerability Found a mistake?

Introduced: 23 Oct 2018

CVE-2018-12396  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade RHEL:7 firefox to version 0:60.3.0-1.el7_5 or higher.
This issue was patched in RHSA-2018:3005.

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:7 relevant fixed versions and status.

A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.