1. Home
  2. CVE Database
  3. CVE-2023-4041
CRITICAL · 9.8

CVE-2023-4041

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 Up...

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
SilabsGecko Bootloader< 4.2.4

Related Weaknesses (CWE)

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

References

FAQ

What is CVE-2023-4041?

CVE-2023-4041 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 Up...

How severe is CVE-2023-4041?

CVE-2023-4041 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-4041?

Check the references section above for vendor advisories and patch information. Affected products include: Silabs Gecko Bootloader.