CVE-2024-23973 - CVE House
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Status published High CVE-2024-23973

Silicon Labs Gecko OS HTTP GET Request Handling Stack-based Buffer Overflow

Vulnerability Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability.  The specific flaw exists within the handling of HTTP GET requests. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device.

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

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • PCAutomotive reported this to ZDI.

Affected Vendor

Silicon Labs

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Affected Software

Gecko OS
Vulnerable Versions:
all versions

Timeline

Official Publish: January 30th, 2025
Last Modified: August 26th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)