What is CVE-2023-21487?

CVE-2023-21487 is a medium-severity vulnerability in Samsung Android, classified under Improper Authentication. CVSS score: 5.1/10. Published 2023-05-04.

How severe is CVE-2023-21487?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Auth bypass in Samsung Android

CVE-2023-21487

Improper access control vulnerability in Telephony framework prior to SMR May-2023 Release 1 allows local attackers to change a call setting.

Vulnerability class: Broken Authentication

EPSS: 0.001 (4.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Samsung Android — versions 11.0, 12.0, 13.0
Samsung Mobile Devices — versions Android 11, 12, 13

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21487?: CVE-2023-21487 is a medium-severity vulnerability in Samsung Android, classified under Improper Authentication. CVSS score: 5.1/10. Published 2023-05-04.
How severe is CVE-2023-21487?: Medium severity. CVSS v3 base score is 5.1 out of 10.