Use After Free in Webkitgtk
CVE-2020-11793
A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).
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: 0.029 (86.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.029 · change: +0.001
Affected products
- Webkitgtk
- Wpewebkit Wpe Webkit
- Canonical Ubuntu Linux — versions 18.04, 19.10
- Fedoraproject Fedora — versions 30, 31, 32
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
References
- webkitgtk.org/security/WSA-2020-0004.html (Vendor Advisory)
- wpewebkit.org/security/WSA-2020-0004.html (Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4331-1/ (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-05/msg00008.html (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/202006-08 (vendor-advisory)
Frequently asked questions
- What is CVE-2020-11793?
- CVE-2020-11793 is a high-severity vulnerability in Webkitgtk, classified under Use After Free. CVSS score: 8.8/10. Published 2020-04-17.
- How severe is CVE-2020-11793?
- High severity. CVSS v3 base score is 8.8 out of 10.