What is CVE-2023-21083?

CVE-2023-21083 is a high-severity vulnerability in Google Android. CVSS score: 7.8/10. Published 2023-04-19.

How severe is CVE-2023-21083?

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

Vulnerability in Google Android

CVE-2023-21083

In onNullBinding of CallScreeningServiceHelper.java, there is a possible way to record audio without showing a privacy indicator due to a permissions bypass. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-252762941

EPSS: 0.001 (0.6th 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 11.0, 12.0, 12.1
N/a Android — versions Android-11 Android-12 Android-12L Android-13

References

security@android.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21083?: CVE-2023-21083 is a high-severity vulnerability in Google Android. CVSS score: 7.8/10. Published 2023-04-19.
How severe is CVE-2023-21083?: High severity. CVSS v3 base score is 7.8 out of 10.