Unrated severityNVD Advisory· Published Feb 23, 2024· Updated Apr 22, 2025
Silicon Labs EFR32xxx parts with classic key storage do not use hardware accelerated AES-CCM
CVE-2023-51392
Description
Ember ZNet between v7.2.0 and v7.4.0 used software AES-CCM instead of integrated hardware cryptographic accelerators, potentially increasing risk of electromagnetic and differential power analysis sidechannel attacks.
Affected products
2- Range: >=7.2.0, <=7.4.0
- silabs.com/Ember ZNet SDKv5Range: 7.2.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
0No linked articles in our index yet.