CVE-2025-5820

Published Jun 21, 2025

Last updated 10 days ago

Overview

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.
Source
zdi-disclosures@trendmicro.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

CVSS 3.0

Type
Secondary
Base score
6.3
Impact score
3.4
Exploitability score
2.8
Vector string
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Severity
MEDIUM

Weaknesses

zdi-disclosures@trendmicro.com
CWE-288

Social media

Hype score
Not currently trending

Configurations