What is CVE-2023-21428?

CVE-2023-21428 is a medium-severity vulnerability in Samsung Android, classified under Improper Input Validation. CVSS score: 4.0/10. Published 2023-02-09.

How severe is CVE-2023-21428?

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

Improper input validation in Samsung Android

CVE-2023-21428

Improper input validation vulnerability in TelephonyUI prior to SMR Jan-2023 Release 1 allows attackers to configure Preferred Call. The patch removes unused code.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (6.6th 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:N/I:N/A:L.

Affected products

Samsung Android — versions 11.0, 12.0, 13.0
Samsung Mobile Devices — versions R(11), S(12), T(13)

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21428?: CVE-2023-21428 is a medium-severity vulnerability in Samsung Android, classified under Improper Input Validation. CVSS score: 4.0/10. Published 2023-02-09.
How severe is CVE-2023-21428?: Medium severity. CVSS v3 base score is 4.0 out of 10.