ZDI-24-869: (Pwn2Own) Silicon Labs Gecko OS Debug Interface Format String Information Disclosure Vulnerability
First published: Fri Jun 21 2024(Updated: )
This vulnerability allows network-adjacent attackers to disclose sensitive information 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 a user-supplied string before using it as a format specifier. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the device.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SiLabs Gecko SDK | ||
| SiLabs Gecko SDK |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-24-869?
The severity of ZDI-24-869 is classified as high due to the potential for sensitive information disclosure without authentication.
How do I fix ZDI-24-869?
To fix ZDI-24-869, apply the latest security updates or patches provided by Silicon Labs for Gecko OS.
Who is affected by ZDI-24-869?
ZDI-24-869 affects installations of Silicon Labs Gecko OS, particularly those that expose the debug interface.
What type of attackers can exploit ZDI-24-869?
ZDI-24-869 can be exploited by network-adjacent attackers, allowing unauthorized access to sensitive information.
Is authentication required to exploit ZDI-24-869?
No, authentication is not required to exploit the vulnerability identified in ZDI-24-869.
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