CVE-2024-4013: Silabs.com Gecko SDK

Medium severity, CVSS 5.6. EPSS: 0.3% chance of exploitation in the next 30 days.

A bug exists in the API, mesh_node_power_off(), which fails to copy the contents of the Replay Protection List (RPL) from RAM to NVM before powering down, resulting in the ability to replay unsaved messages. Note that as of June 2024, the Gecko SDK was renamed to the Simplicity SDK, and the versioning scheme was changed from Gecko SDK vX.Y.Z to Simplicity SDK YYYY.MM.Patch#.

Affected products

• Silabs.com Gecko SDK: from 3.1.0, up to and including 2024.06.0

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