What is CVE-2023-20957?

CVE-2023-20957 is a high-severity vulnerability in Google Android, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2023-03-24.

How severe is CVE-2023-20957?

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

Privilege escalation in Google Android

CVE-2023-20957

In onAttach of SettingsPreferenceFragment.java, there is a possible bypass of Factory Reset Protections due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-258422561

EPSS: 0.001 (0.5th 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 11.0, 12.0, 12.1
N/a Android — versions Android-11 Android-12 Android-12L

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

References

security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-20957?: CVE-2023-20957 is a high-severity vulnerability in Google Android, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2023-03-24.
How severe is CVE-2023-20957?: High severity. CVSS v3 base score is 7.8 out of 10.