CVE-2024-23933 Sony XAV-AX5500 CarPlay TLV Stack-based Buffer Overflow Remote Code Execution Vulnerability

Medium 6.8 Published Updated

Physically present attackers can execute arbitrary code on Sony XAV-AX5500 devices via a stack-based buffer overflow in the CarPlay protocol.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-23933?

CVE-2024-23933 is a medium-severity memory corruption vulnerability in Sony XAV-AX5500, published on 23 Sep 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Was ZDI-CAN-23238

Weakness: CWE-121

Which versions are affected by CVE-2024-23933?

How do I fix CVE-2024-23933?

No fix has been published for CVE-2024-23933 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-23933 being exploited?

There is no known exploitation of CVE-2024-23933 in the wild and no public exploit code.

Sources

Also known as GHSA-6cx3-28wh-wjwv.

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