ZDI-CAN-26288: ZDI-25-355: (Pwn2Own) Sony XAV-AX8500 Bluetooth SDP Protocol Integer Overflow Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the Bluetooth SDP protocol. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2025-5478.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-26288?
The severity of ZDI-CAN-26288 is critical due to its potential for arbitrary code execution without authentication.
How do I fix ZDI-CAN-26288?
To fix ZDI-CAN-26288, users should update their Sony XAV-AX8500 devices with the latest firmware from Sony.
Who is affected by ZDI-CAN-26288?
ZDI-CAN-26288 affects all installations of Sony XAV-AX8500 devices that have not been updated.
What type of attack is ZDI-CAN-26288 vulnerable to?
ZDI-CAN-26288 is vulnerable to network-adjacent attacks that can execute arbitrary code.
Is authentication required to exploit ZDI-CAN-26288?
No, authentication is not required to exploit ZDI-CAN-26288, making it more dangerous.