Use After Free in Webkitgtk
CVE-2020-13584
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.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.049 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.047 · newest: 0.049 · change: +0.002
Affected products
- Webkitgtk — versions 2.30.1
- Fedoraproject Fedora — versions 32
- Webkit — versions Webkit WebKitGTK 2.30.1
Weakness classification (CWE)
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202012-10 (vendor-advisory, Third Party Advisory)
- talosintelligence.com/vulnerability_reports/TALOS-2020-1195 (Technical Description, Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13584?
- CVE-2020-13584 is a high-severity vulnerability in Webkitgtk, classified under Use After Free. CVSS score: 8.8/10. Published 2020-12-03.
- How severe is CVE-2020-13584?
- High severity. CVSS v3 base score is 8.8 out of 10.