What is CVE-2023-21307?

CVE-2023-21307 is a medium-severity vulnerability in Google Android, classified under Improper Authentication. CVSS score: 5.0/10. Published 2023-10-30.

How severe is CVE-2023-21307?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Auth bypass in Google Android

CVE-2023-21307

In Bluetooth, there is a possible way for a paired Bluetooth device to access a long term identifier for an Android device due to a permissions bypass. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.

Vulnerability class: Broken Authentication

EPSS: 0.001 (0.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

Affected products

Google Android — versions 14

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

security@android.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21307?: CVE-2023-21307 is a medium-severity vulnerability in Google Android, classified under Improper Authentication. CVSS score: 5.0/10. Published 2023-10-30.
How severe is CVE-2023-21307?: Medium severity. CVSS v3 base score is 5.0 out of 10.