CVE-2023-5138: Glitch detection not active by default in Silicon Labs Secure Vault High devices
First published: Wed Jan 03 2024(Updated: )
Glitch detection is not enabled by default for the CortexM33 core in Silicon Labs secure vault high parts EFx32xG2xB, except EFR32xG21B.
Credit: product-security@silabs.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Silicon Labs Gecko SDK | >=1.0.0<4.4.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-5138?
CVE-2023-5138 has a medium severity rating as it relates to a potential security risk in the CortexM33 core when glitch detection is not enabled.
How do I fix CVE-2023-5138?
To mitigate CVE-2023-5138, ensure that glitch detection is enabled in your software configuration for affected devices.
Which devices are affected by CVE-2023-5138?
CVE-2023-5138 affects the Silicon Labs secure vault high parts EFx32xG2xB, excluding the EFR32xG21B.
What is glitch detection in relation to CVE-2023-5138?
Glitch detection is a security feature that helps protect against voltage and clock manipulation attacks on CortexM33 core devices.
What versions of the Gecko SDK are impacted by CVE-2023-5138?
CVE-2023-5138 affects versions of the Gecko SDK from 1.0.0 to 4.4.0, except the specified version for EFR32xG21B.
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