Vulnerability Description
Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of ACL-U links. The issue results from the lack of L2CAP channel isolation. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26284.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sony | Xav-Ax8500 Firmware | >= 2.00.01, < 3.02.00 |
| Sony | Xav-Ax8500 | - |
Related Weaknesses (CWE)
References
- https://www.sony.com/electronics/support/mobile-cd-players-digital-media-playersPatch
- https://www.zerodayinitiative.com/advisories/ZDI-25-357/Third Party Advisory
FAQ
What is CVE-2025-5476?
CVE-2025-5476 is a vulnerability with a CVSS score of 8.8 (HIGH). Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected Sony XAV-AX8500 devices. Aut...
How severe is CVE-2025-5476?
CVE-2025-5476 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-5476?
Check the references section above for vendor advisories and patch information. Affected products include: Sony Xav-Ax8500 Firmware, Sony Xav-Ax8500.