Vulnerability in Google Chrome
CVE-2020-16021
Race in image burner in Google Chrome on ChromeOS prior to 87.0.4280.66 allowed a remote attacker who had compromised the browser process to perform OS-level privilege escalation via a malicious file.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (48.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- Google Chrome — versions unspecified
- Google Chrome OS
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html (Release Notes, Vendor Advisory)
- crbug.com/1139414 (Permissions Required, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-16021?
- CVE-2020-16021 is a high-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2021-01-08.
- How severe is CVE-2020-16021?
- High severity. CVSS v3 base score is 7.5 out of 10.