Improper Restriction of Rendered UI Layers or Frames Affecting webkit2gtk3 package, versions <0:2.28.4-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.08% (38th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL8-WEBKIT2GTK3-3829788
  • published26 Jul 2021
  • disclosed29 Oct 2019

Introduced: 29 Oct 2019

CVE-2019-8771  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade RHEL:8 webkit2gtk3 to version 0:2.28.4-1.el8 or higher.
This issue was patched in RHSA-2020:4451.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk3 package and not the webkit2gtk3 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 13.0.1, iOS 13. Maliciously crafted web content may violate iframe sandboxing policy.

CVSS Scores

version 3.1