ZDI-24-877: (Pwn2Own) Sony XAV-AX5500 CarPlay TLV Stack-based Buffer Overflow Remote Code Execution Vulnerability
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 implementation of the Apple CarPlay protocol. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device.
Other sources
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 ZDI has assigned a CVSS rating of 6.8. The following CVEs are assigned: CVE-2024-23933.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-877?
The severity of ZDI-24-877 is critical due to its potential for arbitrary code execution without authentication.
How do I fix ZDI-24-877?
To fix ZDI-24-877, users should apply the latest firmware updates provided by Sony for the XAV-AX5500 device.
Who is affected by ZDI-24-877?
ZDI-24-877 affects all installations of Sony XAV-AX5500 devices that are vulnerable to the Apple CarPlay implementation flaw.
What type of attacks can ZDI-24-877 enable?
ZDI-24-877 enables physically present attackers to execute arbitrary code on the vulnerable Sony XAV-AX5500 devices.
Is authentication needed to exploit ZDI-24-877?
No, authentication is not required to exploit the vulnerability identified in ZDI-24-877.