CVE-2023-6640
MEDIUMCVSS 6.5/10EPSS 0.27%
Last modified
CVE-2023-6640 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
Description
Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-6640?
Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
How severe is CVE-2023-6640?
CVE-2023-6640 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2023-6640?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-6640?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST