CVE-2025-5476— Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability
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I. Basic Information for CVE-2025-5476
Vulnerability Information
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Vulnerability Title
Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability
Source: NVD (National Vulnerability Database)
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不充分的划分
Source: NVD (National Vulnerability Database)
Vulnerability Title
Sony XAV-AX8500 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sony XAV-AX8500是日本索尼（Sony）公司的一个数码多媒体接收器。 Sony XAV-AX8500存在安全漏洞，该漏洞源于蓝牙ACL-U链接实现不当，可能导致认证绕过。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Sony | XAV-AX8500 | 2.00.01 | - |
II. Public POCs for CVE-2025-5476
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Sony · 2025-06-21 · 6 CVEs total
| CVE-2025-5478 | Sony XAV-AX8500 Bluetooth SDP Protocol Integer Overflow Remote Code Execution Vulnerabilit | |
| CVE-2025-5479 | Sony XAV-AX8500 Bluetooth AVCTP Protocol Heap-based Buffer Overflow Remote Code Execution | |
| CVE-2025-5820 | Sony XAV-AX8500 Bluetooth ERTM Channel Authentication Bypass Vulnerability | |
| CVE-2025-5475 | Sony XAV-AX8500 Bluetooth Packet Handling Integer Overflow Remote Code Execution Vulnerabi | |
| CVE-2025-5477 | Sony XAV-AX8500 Bluetooth L2CAP Protocol Heap-based Buffer Overflow Remote Code Execution |
IV. Related Vulnerabilities
Same product: XAV-AX8500
- CVE-2025-5475
Sony XAV-AX8500 Bluetooth Packet Handling Integer Overflow R - CVE-2025-5477
Sony XAV-AX8500 Bluetooth L2CAP Protocol Heap-based Buffer O - CVE-2025-5478
Sony XAV-AX8500 Bluetooth SDP Protocol Integer Overflow Remo - CVE-2025-5479
Sony XAV-AX8500 Bluetooth AVCTP Protocol Heap-based Buffer O - CVE-2025-5820
Sony XAV-AX8500 Bluetooth ERTM Channel Authentication Bypass
Same vendor: Sony
- CVE-2025-5475
Sony XAV-AX8500 Bluetooth Packet Handling Integer Overflow R - CVE-2025-5477
Sony XAV-AX8500 Bluetooth L2CAP Protocol Heap-based Buffer O - CVE-2025-5478
Sony XAV-AX8500 Bluetooth SDP Protocol Integer Overflow Remo - CVE-2025-5479
Sony XAV-AX8500 Bluetooth AVCTP Protocol Heap-based Buffer O - CVE-2025-5820
Sony XAV-AX8500 Bluetooth ERTM Channel Authentication Bypass
Same weakness: CWE-653
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pretix 安全漏洞 - CVE-2026-5599
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Electron: nodeIntegrationInWorker not correctly scoped in sh - CVE-2026-4282
Keycloak: keycloak: privilege escalation via forged authoriz
V. Comments for CVE-2025-5476
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