CVE-2023-51392

Silicon Labs EFR32xxx parts with classic key storage do not use hardware accelerated AES-CCM

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.

Categories

6.2
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Affected: silabs.com Ember ZNet SDK
Published at:
Updated at:

References

Link Tags
https://community.silabs.com/068Vm000001BKm6 permissions required

Frequently Asked Questions

What is the severity of CVE-2023-51392?
CVE-2023-51392 has been scored as a medium severity vulnerability.
How to fix CVE-2023-51392?
To fix CVE-2023-51392, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-51392 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-51392 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-51392?
CVE-2023-51392 affects silabs.com Ember ZNet SDK.
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