CVE-2019-8720: WebKitGTK Memory Corruption Vulnerability

CVE-2019-8720 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-05-23

WebKitGTK contains a memory corruption vulnerability triggered when processing maliciously crafted web content. This flaw, caused by improper memory handling, can allow an attacker to perform arbitrary remote code execution.

Technologies: WebKitGTK. Vendors: Webkitgtk.

Quick answers

Is CVE-2019-8720 exploited in the wild?
Yes. CVE-2019-8720 is known to be exploited in the wild, first recorded on 23 May 2022. Treat it as urgent.
How severe is CVE-2019-8720?
Critical severity, with a CVSS score of 8.8, published 23 May 2022.
Which products and versions are affected?
WebKitGTK WebKitGTK; Red Hat Enterprise Linux 7.0, 8.0, 8.4, 8.6.
Is there a fix for CVE-2019-8720?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2019-8720 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2019-8720?
Check whether you run WebKitGTK. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • WebKitGTK WebKitGTK
  • Red Hat Enterprise Linux 7.0, 8.0, 8.4, 8.6

Timeline

  • 2019-11-05: advisory: WebKitGTK Security Advisory WSA-2019-0005 published
  • 2022-05-23: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-05-23: disclosed: NVD publication date
  • 2022-05-23: exploited: Confirmed as exploited in the wild per CISA KEV catalog

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