high
8.8
CWE
416
Advisory Published
Updated

CVE-2020-13584: Use After Free

First published: Thu Dec 03 2020(Updated: )

An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.1 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in a remote code execution. The victim needs to visit a malicious web site to trigger this vulnerability.

Credit: talos-cna@cisco.com

Affected SoftwareAffected VersionHow to fix
debian/webkit2gtk
2.36.4-1~deb10u1
2.38.6-0+deb10u1
2.40.5-1~deb11u1
2.42.4-1~deb11u1
2.42.2-1~deb12u1
2.42.4-1~deb12u1
2.42.4-1
debian/wpewebkit
2.38.6-1~deb11u1
2.38.6-1
2.42.4-1
IBM Cloud Pak for Security (CP4S)<=1.7.2.0
IBM Cloud Pak for Security (CP4S)<=1.7.1.0
IBM Cloud Pak for Security (CP4S)<=1.7.0.0
WebKitGTK+=2.30.1
Fedoraproject Fedora=32

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2020-13584?

    CVE-2020-13584 is an exploitable use-after-free vulnerability in WebKitGTK browser version 2.30.1 x64.

  • How can a remote attacker exploit CVE-2020-13584?

    A remote attacker can exploit CVE-2020-13584 by persuading a victim to visit a specially crafted website, allowing the attacker to execute arbitrary code or cause a denial-of-service condition.

  • What is the severity level of CVE-2020-13584?

    CVE-2020-13584 has a severity level of high with a CVSS score of 8.8.

  • Which software versions are affected by CVE-2020-13584?

    IBM Cloud Pak for Security (CP4S) versions 1.7.2.0, 1.7.1.0, and 1.7.0.0, WebKitGTK version 2.30.1 x64, and Fedora version 32 are affected by CVE-2020-13584.

  • How can I fix CVE-2020-13584?

    To fix CVE-2020-13584, update your software to the recommended versions: WebKitGTK to version 2.42.1-2, deb packages wpewebkit to version 2.42.1-1, and webkit2gtk to version 2.42.1-2.

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