What’s Vulnerable › Vulnerabilities

CVE-2023-6640: Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-21 · updated 2026-06-17
• Weakness: CWE-248

Description

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

Affected products

• silabs.com PC Controller: through 5.54

References

• https://community.silabs.com/068Vm000001HdNm
• https://community.silabs.com/068Vm000001HdNm

Get alerted when CVE-2023-6640 or the next vulnerability affects your stack