ZDI-CAN-23189: 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-CAN-23189?
ZDI-CAN-23189 is considered a medium severity vulnerability due to its potential for information disclosure without authentication.
How do I fix ZDI-CAN-23189?
To fix ZDI-CAN-23189, update your installation of Silicon Labs Gecko OS to the latest version provided by the vendor.
Who is affected by ZDI-CAN-23189?
ZDI-CAN-23189 affects all installations of Silicon Labs Gecko OS that expose the debug interface.
What type of attacks can exploit ZDI-CAN-23189?
ZDI-CAN-23189 can be exploited by network-adjacent attackers to disclose sensitive information.
Is authentication required to exploit ZDI-CAN-23189?
No, authentication is not required to exploit ZDI-CAN-23189.
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