Out-of-bounds Read in Google Chrome
CVE-2020-6555
Out of bounds read in WebGL in Google Chrome prior to 84.0.4147.125 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L.
EPSS exploit prediction
EPSS: 0.022 (81.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Google Chrome — versions unspecified
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 33
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop.html (Release Notes, Vendor Advisory)
- crbug.com/1105202 (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.talosintelligence.com/vulnerability_reports/TALOS-2020-1123 (Technical Description, Exploit, Third Party Advisory)
- www.debian.org/security/2021/dsa-4824 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/202101-30 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-6555?
- CVE-2020-6555 is a high-severity vulnerability in Google Chrome, classified under Out-of-bounds Read. CVSS score: 7.6/10. Published 2020-09-21.
- How severe is CVE-2020-6555?
- High severity. CVSS v3 base score is 7.6 out of 10.