Cyber Resilience

CVE-2025-5478

High

Published: 21 June 2025

Published
21 June 2025
Modified
08 July 2025
KEV Added
Patch
CVSS Score v3 8.8 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0018 38.7th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-5478 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Sony Xav-Ax8500 Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 38.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Sony XAV-AX8500 Bluetooth SDP Protocol Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within…

more

the implementation of the Bluetooth SDP protocol. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26288.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

sony
xav-ax8500 firmware
2.00.01 — 3.02.00

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References