CVE-2023-21427

Name: CVE-2023-21427
Creator: NVD / NIST
Published: 2023-02-09T19:15:15.373+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.26%

Last modified Jun 17, 2026

CVE-2023-21427 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper access control vulnerability in NfcTile prior to SMR Jan-2023 Release 1 allows to attacker to use NFC without user recognition.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

Improper access control vulnerability in NfcTile prior to SMR Jan-2023 Release 1 allows to attacker to use NFC without user recognition.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.26%

16.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Samsung	Android	11.0
Samsung	Android	12.0
Samsung	Android	13.0

References

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

Timeline

Published: Feb 9, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21427?

Improper access control vulnerability in NfcTile prior to SMR Jan-2023 Release 1 allows to attacker to use NFC without user recognition.

How severe is CVE-2023-21427?

CVE-2023-21427 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21427?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21427?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST