Heap-based buffer overflow in XAV-AX8500 - CVE-2025-5477

 

Heap-based buffer overflow in XAV-AX8500 - CVE-2025-5477

Published: June 16, 2025


Vulnerability identifier: #VU111139
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-5477
CWE-ID: CWE-122
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Sony Corporation
Affected software:
XAV-AX8500

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the implementation of the Bluetooth L2CAP protocol. A remote attacker on the local network can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2025-5477

Install updates from vendor's website.

Sources