CVE-2018-12395 Affecting firefox package, versions <0:60.3.0-1.0.1.el7_5


Severity

Recommended
critical

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.74% (82nd percentile)

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  • Snyk IDSNYK-ORACLE7-FIREFOX-2526720
  • published10 Apr 2022
  • disclosed28 Feb 2019

Introduced: 28 Feb 2019

CVE-2018-12395  (opens in a new tab)

How to fix?

Upgrade Oracle:7 firefox to version 0:60.3.0-1.0.1.el7_5 or higher.
This issue was patched in ELSA-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 Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.