Home/CVE/Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
CVE

CVE-2023-6640

Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.

Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.

MEDIUM · CVSS 6.5 EPSS 0.00033
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-248Uncaught Exception
▤

Affected Products & Versions

1
silabs z-wave pc-based controller<= 5.54
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · product-security@silabs.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Feb 2024 · 08:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://community.silabs.com/068Vm000001HdNmPermissions Required
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