Out-of-bounds Read in Google Chrome

CVE-2021-21200

Out of bounds read in WebUI Settings in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chrome security severity: Low)

Vulnerability class: Buffer Overflow

EPSS: 0.004 (36.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21200?
CVE-2021-21200 is a medium-severity vulnerability in Google Chrome, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2023-01-02.
How severe is CVE-2021-21200?
Medium severity. CVSS v3 base score is 5.4 out of 10.