What is CVE-2023-21426?

CVE-2023-21426 is a medium-severity vulnerability in Samsung Android, classified under Use of Hard-coded Credentials. CVSS score: 4.3/10. Published 2023-02-09.

How severe is CVE-2023-21426?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Samsung Android

CVE-2023-21426

Hardcoded AES key to encrypt cardemulation PINs in NFC prior to SMR Jan-2023 Release 1 allows attackers to access cardemulation PIN.

EPSS: 0.002 (5.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.

Affected products

Samsung Android — versions 10.0
Samsung Mobile Devices — versions Select Q(10) devices

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21426?: CVE-2023-21426 is a medium-severity vulnerability in Samsung Android, classified under Use of Hard-coded Credentials. CVSS score: 4.3/10. Published 2023-02-09.
How severe is CVE-2023-21426?: Medium severity. CVSS v3 base score is 4.3 out of 10.