CVE-2023-4280: Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region
First published: Tue Jan 02 2024(Updated: )
An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.
Credit: product-security@silabs.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Silicon Labs Gecko SDK | >=1.0.0<=4.3.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-4280?
CVE-2023-4280 has been classified as a high severity vulnerability due to the potential for attackers to access secure memory regions.
How do I fix CVE-2023-4280?
To fix CVE-2023-4280, upgrade the Silicon Labs Gecko SDK to version 4.3.3 or later.
What impact does CVE-2023-4280 have on affected software?
CVE-2023-4280 allows untrusted input to gain unauthorized access to the trusted memory region, potentially compromising sensitive data.
Which versions of Gecko SDK are affected by CVE-2023-4280?
CVE-2023-4280 affects versions of the Gecko SDK from 1.0.0 to 4.3.2.
Is there a workaround for CVE-2023-4280?
Currently, the recommended approach for CVE-2023-4280 is to upgrade to a non-vulnerable version rather than using a workaround.
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