Auth bypass in Samsung Android

CVE-2023-21436

Improper usage of implicit intent in Contacts prior to SMR Feb-2023 Release 1 allows attacker to get account ID.

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

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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-285 — Improper Authorization

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21436?: CVE-2023-21436 is a low-severity vulnerability in Samsung Android, classified under Improper Authorization. CVSS score: 3.3/10. Published 2023-02-09.
How severe is CVE-2023-21436?: Low severity. CVSS v3 base score is 3.3 out of 10.