CVE-2023-6640: Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability
First published: Wed Feb 21 2024(Updated: )
Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
Credit: product-security@silabs.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Silabs Z-wave PC-based Controller | <=5.54 | |
| Silabs Z-wave PC-based Controller | <5.54.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-6640?
CVE-2023-6640 has been classified with a high severity due to the potential for Denial of Service attacks.
How do I fix CVE-2023-6640?
To mitigate CVE-2023-6640, update to Silicon Labs PC Controller version 5.54.1 or later.
What types of systems are affected by CVE-2023-6640?
CVE-2023-6640 affects Silicon Labs PC Controller versions up to 5.54.0.
What is the nature of the vulnerability in CVE-2023-6640?
CVE-2023-6640 allows attackers to send malformed S2 Nonce Get Command Class packets which can crash the PC Controller application.
When was CVE-2023-6640 disclosed?
CVE-2023-6640 was publicly disclosed in October 2023.
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