CVE-2023-6533

Name: CVE-2023-6533
Creator: NVD / NIST
Published: 2024-02-21T20:15:46.283+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2023-6533 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. This vulnerability exists in PC Controller v5.54.0, and earlier.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.25%

16.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Silabs	Z-Wave Pc-Based Controller	<= 5.54

References

https://community.silabs.com/068Vm000001HdNmPermissions Required
https://community.silabs.com/068Vm000001HdNmPermissions Required

Timeline

Published: Feb 21, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-6533?

How severe is CVE-2023-6533?

CVE-2023-6533 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6533?

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-2023-6533?

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

Scan your code now

Source: NVD / NIST