PT-2023-27441 · Silicon · Gecko Bootloader

Published

2023-07-20

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Updated

2025-06-29

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CVE-2023-4041

CVSS v3.1

10

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Silicon Labs Gecko Bootloader (affected versions not specified)
Description The issue is related to a Buffer Copy without Checking Size of Input, also known as a 'Classic Buffer Overflow', and Out-of-bounds Write, which allows Code Injection and Authentication Bypass. This is due to the Download of Code Without Integrity Check vulnerability in the Firmware Update File Parser modules on ARM. The problem affects both "Standalone" and "Application" versions of the Gecko Bootloader.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Buffer Overflow

Weakness Enumeration

CWE-494CWE-787CWE-913CWE-120

Related Identifiers

BDU:2025-05736
CVE-2023-4041

Affected Products

Gecko Bootloader