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Status published
Critical
CVE-2023-4041
Second Stage Gecko Bootloader GBL Parser Buffer Overrun Vulnerability
Vulnerability Description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'), Out-of-bounds Write, Download of Code Without Integrity Check vulnerability in Silicon Labs Gecko Bootloader on ARM (Firmware Update File Parser modules) allows Code Injection, Authentication Bypass.This issue affects "Standalone" and "Application" versions of Gecko Bootloader.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Silicon Labs
View all reports →Affected Software
Gecko Bootloader
Vulnerable Versions:
0, 4.3.2, 4.2.4
Timeline
Official Publish:
August 23rd, 2023
Last Modified:
October 3rd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H