What is CVE-2023-21107?

CVE-2023-21107 is a high-severity vulnerability in Google Android, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2023-05-15.

How severe is CVE-2023-21107?

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

Vulnerability in Google Android

CVE-2023-21107

In retrieveAppEntry of NotificationAccessDetails.java, there is a missing permission check. This could lead to local escalation of privilege across user boundaries with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259385017

EPSS: 0.001 (0.4th 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

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-21107?: CVE-2023-21107 is a high-severity vulnerability in Google Android, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2023-05-15.
How severe is CVE-2023-21107?: High severity. CVSS v3 base score is 7.8 out of 10.