What is CVE-2018-21063?

CVE-2018-21063 is a critical-severity vulnerability in Google Android. CVSS score: 9.8/10. Published 2020-04-08.

How severe is CVE-2018-21063?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Google Android

CVE-2018-21063

An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) (Exynos chipsets) software. Keymaster has an architectural problem because tlApi in TEE is not properly protected. The Samsung ID is SVE-2018-11792 (August 2018).

EPSS: 0.006 (43.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 6.0, 7.0, 7.1.0
N/a — versions n/a

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-21063?: CVE-2018-21063 is a critical-severity vulnerability in Google Android. CVSS score: 9.8/10. Published 2020-04-08.
How severe is CVE-2018-21063?: Critical severity. CVSS v3 base score is 9.8 out of 10.