What is CVE-2022-20491?

CVE-2022-20491 is a high-severity vulnerability in Google Android, classified under Improper Validation of Specified Quantity in Input. CVSS score: 7.8/10. Published 2022-12-13.

How severe is CVE-2022-20491?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Google Android

CVE-2022-20491

In NotificationChannel of NotificationChannel.java, there is a possible failure to persist permissions settings due to resource exhaustion. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-242703556

EPSS: 0.002 (6.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 10.0, 11.0, 12.0
N/a Android — versions Android-10 Android-11 Android-12 Android-12L Android-13

Weakness classification (CWE)

CWE-1284 — Improper Validation of Specified Quantity in Input

References

security@android.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-20491?: CVE-2022-20491 is a high-severity vulnerability in Google Android, classified under Improper Validation of Specified Quantity in Input. CVSS score: 7.8/10. Published 2022-12-13.
How severe is CVE-2022-20491?: High severity. CVSS v3 base score is 7.8 out of 10.