What is CVE-2024-23933?

CVE-2024-23933 is a medium-severity vulnerability in Sony Xav-Ax5500, classified under Stack-based Buffer Overflow. CVSS score: 6.8/10. Published 2024-09-23.

How severe is CVE-2024-23933?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Is CVE-2024-23933 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Sony Xav-Ax5500

CVE-2024-23933

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

Vulnerability class: Buffer Overflow

EPSS: 0.008 (51.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sony Xav-ax5500 — versions 1.13

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cve@asrg.io (x_research-advisory)
cve@asrg.io (vendor-advisory)

Frequently asked questions

What is CVE-2024-23933?: CVE-2024-23933 is a medium-severity vulnerability in Sony Xav-Ax5500, classified under Stack-based Buffer Overflow. CVSS score: 6.8/10. Published 2024-09-23.
How severe is CVE-2024-23933?: Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2024-23933 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.