VulnerabilityAnalyzed
CVE-2023-51392
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.
CRITICAL 9.8EPSS 0.24%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.24% probability · 16th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-1240, CWE-327
- Affected
- silabs/emberznet
- Source
- product-security@silabs.com
References
- https://community.silabs.com/068Vm000001BKm6Permissions Required
- https://community.silabs.com/068Vm000001BKm6Permissions Required
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.