Home

Description

Sony XAV-AX8500 Bluetooth ERTM Channel 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 Bluetooth ERTM channel communication. The issue results from improper channel data initialization. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26285.

PUBLISHED Reserved 2025-06-06 | Published 2025-06-21 | Updated 2025-06-23 | Assigner zdi




MEDIUM: 6.3CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Problem types

CWE-288: Authentication Bypass Using an Alternate Path or Channel

Product status

Default status
unknown

2.00.01
affected

References

www.zerodayinitiative.com/advisories/ZDI-25-358/ (ZDI-25-358)

www.sony.com/...yers-xav-series/xav-ax8500/software/00344092 (vendor-provided URL) vendor-advisory

cve.org (CVE-2025-5820)

nvd.nist.gov (CVE-2025-5820)

Download JSON