ZDI-24-868: (Pwn2Own) Silicon Labs Gecko OS Debug Interface Stack-based Buffer Overflow Remote Code Execution Vulnerability
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 debug interface. 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.
Other sources
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 ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2024-23938.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-868?
The severity of ZDI-24-868 is critical due to its ability to allow unauthorized execution of arbitrary code.
How do I fix ZDI-24-868?
To mitigate ZDI-24-868, it is recommended to update Silicon Labs Gecko OS to the latest available version that addresses this vulnerability.
Who is affected by ZDI-24-868?
ZDI-24-868 affects installations of Silicon Labs Gecko OS that expose the debug interface.
Can ZDI-24-868 be exploited remotely?
Yes, ZDI-24-868 can be exploited by network-adjacent attackers without requiring authentication.
What kind of impact does ZDI-24-868 have on affected systems?
The impact of ZDI-24-868 includes the potential for arbitrary code execution, which can lead to compromised system integrity.