CVE-2023-51394: Silabs Emberznet

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.

Affected products

• Silabs Emberznet: before 7.4.0 (fixed in 7.4.0)

Published 2024-02-23. Last modified 2026-06-17.