Auth bypass in Google Chrome
CVE-2020-16027
Insufficient policy enforcement in developer tools in Google Chrome prior to 87.0.4280.66 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from the user's disk via a crafted Chrome Extension.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (59.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Google Chrome — versions unspecified
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html (Release Notes, Vendor Advisory)
- crbug.com/1116444 (Permissions Required, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-16027?
- CVE-2020-16027 is a medium-severity vulnerability in Google Chrome, classified under Missing Authorization. CVSS score: 6.5/10. Published 2021-01-08.
- How severe is CVE-2020-16027?
- Medium severity. CVSS v3 base score is 6.5 out of 10.