What is CVE-2022-25820?

CVE-2022-25820 is a medium-severity vulnerability in Google Android, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 4.2/10. Published 2022-03-10.

How severe is CVE-2022-25820?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Vulnerability in Google Android

CVE-2022-25820

A vulnerable design in fingerprint matching algorithm prior to SMR Mar-2022 Release 1 allows physical attackers to perform brute force attack on screen lock password.

Published 2022-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.9th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions 11.0, 12.0
Samsung Mobile Devices — versions Select R(11), S(12) devices

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2022-25820?: CVE-2022-25820 is a medium-severity vulnerability in Google Android, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 4.2/10. Published 2022-03-10.
How severe is CVE-2022-25820?: Medium severity. CVSS v3 base score is 4.2 out of 10.