Use After Free in Webkitgtk
CVE-2020-13558
A code execution vulnerability exists in the AudioSourceProviderGStreamer functionality of Webkit WebKitGTK 2.30.1. A specially crafted web page can lead to a use after free.
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: 0.019 (78.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Webkitgtk — versions 2.30.1
- Webkit — versions Webkit WebKitGTK 2.30.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talosintelligence.com/vulnerability_reports/TALOS-2020-1172 (Exploit, Third Party Advisory)
- security.gentoo.org/glsa/202104-03 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13558?
- CVE-2020-13558 is a high-severity vulnerability in Webkitgtk, classified under Use After Free. CVSS score: 8.8/10. Published 2021-03-03.
- How severe is CVE-2020-13558?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-13558 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.