What is CVE-2023-21422?

CVE-2023-21422 is a medium-severity vulnerability in Samsung Android, classified under Improper Authorization. CVSS score: 5.7/10. Published 2023-02-09.

How severe is CVE-2023-21422?

Medium severity. CVSS v3 base score is 5.7 out of 10.

Auth bypass in Samsung Android

CVE-2023-21422

Improper authorization vulnerability in semAddPublicDnsAddr in WifiSevice prior to SMR Jan-2023 Release 1 allows attackers to set custom DNS server without permission via binding WifiService.

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

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:L.

Affected products

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

Weakness classification (CWE)

CWE-285 — Improper Authorization
CWE-863 — Incorrect Authorization

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21422?: CVE-2023-21422 is a medium-severity vulnerability in Samsung Android, classified under Improper Authorization. CVSS score: 5.7/10. Published 2023-02-09.
How severe is CVE-2023-21422?: Medium severity. CVSS v3 base score is 5.7 out of 10.