ZDI-24-876: (Pwn2Own) Sony XAV-AX5500 USB Configuration Descriptor Buffer Overflow Remote Code Execution Vulnerability
First published: Fri Jun 21 2024(Updated: )
This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-AX5500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the USB host driver. A crafted USB configuration descriptor can trigger an overflow of a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of the device.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Sony XAV-AX5500 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-24-876?
The severity of ZDI-24-876 is considered critical due to the potential for arbitrary code execution.
What devices are affected by ZDI-24-876?
ZDI-24-876 specifically affects Sony XAV-AX5500 devices.
What can attackers achieve by exploiting ZDI-24-876?
By exploiting ZDI-24-876, physically present attackers can execute arbitrary code on the affected devices.
Is authentication required to exploit ZDI-24-876?
No, authentication is not required to exploit the ZDI-24-876 vulnerability.
How do I mitigate ZDI-24-876?
Mitigating ZDI-24-876 involves applying the latest firmware updates provided by Sony for the XAV-AX5500 device.
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