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
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