What is CVE-2021-39666?

CVE-2021-39666 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2022-02-11.

How severe is CVE-2021-39666?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Out-of-bounds Read in Google Android

CVE-2021-39666

In extract of MediaMetricsItem.h, there is a possible out of bounds read due to improper input validation. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-204445255

Vulnerability class: Buffer Overflow

EPSS: 0.001 (1.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Google Android — versions 11.0, 12.0
N/a Android — versions Android-11 Android-12

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39666?: CVE-2021-39666 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2022-02-11.
How severe is CVE-2021-39666?: Medium severity. CVSS v3 base score is 5.5 out of 10.