CVE-2023-21454

Name: CVE-2023-21454
Creator: NVD / NIST
Published: 2023-03-16T21:15:11.853+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.4/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2023-21454 is a low-severity vulnerability rated 2.4/10 on the CVSS scale. Improper authorization in Samsung Keyboard prior to SMR Mar-2023 Release 1 allows physical attacker to access users text history on the lockscreen.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

Improper authorization in Samsung Keyboard prior to SMR Mar-2023 Release 1 allows physical attacker to access users text history on the lockscreen.

Metrics

CVSS 3.1

2.4/10

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

EPSS Probability

0.23%

13.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-285

Affected Software

Vendor	Product	Versions	Update
Samsung	Android	11.0	—
Samsung	Android	12.0	—
Samsung	Android	13.0	Smr-Dec-2022-R1

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=03Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=03Vendor Advisory

Timeline

Published: Mar 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21454?

Improper authorization in Samsung Keyboard prior to SMR Mar-2023 Release 1 allows physical attacker to access users text history on the lockscreen.

How severe is CVE-2023-21454?

CVE-2023-21454 has a CVSS score of 2.4/10 (LOW severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21454?

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-2023-21454?

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

Scan your code now

Source: NVD / NIST