What is CVE-2023-21437?

CVE-2023-21437 is a medium-severity vulnerability in Samsung Android, classified under Improper Authentication. CVSS score: 4.0/10. Published 2023-02-09.

How severe is CVE-2023-21437?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Auth bypass in Samsung Android

CVE-2023-21437

Improper access control vulnerability in Phone application prior to SMR Feb-2023 Release 1 allows local attackers to access sensitive information via implicit broadcast.

Vulnerability class: Broken Authentication

EPSS: 0.002 (4.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Samsung Android — versions 10.0, 11.0, 12.0
Samsung Mobile Devices — versions Q(10), R(11), S(12), T(13)

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21437?: CVE-2023-21437 is a medium-severity vulnerability in Samsung Android, classified under Improper Authentication. CVSS score: 4.0/10. Published 2023-02-09.
How severe is CVE-2023-21437?: Medium severity. CVSS v3 base score is 4.0 out of 10.