CVE-2024-23973: high-severity vulnerability in Silicon Labs Gecko OS
Silicon Labs Gecko OS HTTP GET Request Handling Stack-based Buffer Overflow
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.5%
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.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Silicon Labs · Gecko OSRelated CVEs — Silicon Labs Gecko OS
In the same product, most dangerous first.
CVE-2024-23938HIGHSilicon Labs Gecko OS Debug Interface Stack-based Buffer Overflow Remote Code Execution VulnerabilityEPSS 0.9%CVE-2025-2837HIGHSilicon Labs Gecko OS HTTP Request Handling Stack-based Buffer Overflow Remote Code Execution VulnerabilityEPSS 0.5%CVE-2024-24731HIGHSilicon Labs Gecko OS http_download Stack-based Buffer OverflowEPSS 0.5%CVE-2024-23937MEDIUMSilicon Labs Gecko OS Debug Interface Format StringEPSS 0.4%CVE-2025-2838MEDIUMSilicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service VulnerabilityEPSS 0.3%