ZDI-24-871: (Pwn2Own) Silicon Labs Gecko OS HTTP Request Handling 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 handling of HTTP 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.
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-2024-24736.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-871?
The vulnerability ZDI-24-871 has been assigned a CVSS rating of 8.8, indicating high severity.
How do I fix ZDI-24-871?
To mitigate vulnerability ZDI-24-871, update to the latest version of Silicon Labs Gecko OS that addresses this issue.
Who is affected by ZDI-24-871?
ZDI-24-871 affects installations of Silicon Labs Gecko OS, specifically network-adjacent systems.
What type of attack is enabled by ZDI-24-871?
ZDI-24-871 allows network-adjacent attackers to execute arbitrary code without requiring authentication.
What is the associated CVE for ZDI-24-871?
The vulnerability ZDI-24-871 is associated with CVE-2024-24736.