CVE-2023-21426 — MEDIUM (4.3)

Vulnerability Description

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

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Samsung	Android	10.0

Related Weaknesses (CWE)

CWE-798

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01Vendor Advisory

FAQ

What is CVE-2023-21426?

CVE-2023-21426 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Hardcoded AES key to encrypt cardemulation PINs in NFC prior to SMR Jan-2023 Release 1 allows attackers to access cardemulation PIN.

How severe is CVE-2023-21426?

CVE-2023-21426 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-21426?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Android.