Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability. This vulnerability allows physically present attackers to bypass authorization on affected installations on Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the udev rules. A crafted USB device connected to the system can trigger instantiation of otherwise restricted USB device types. An attacker can leverage this vulnerability to bypass authorization on the system. Was ZDI-CAN-28992.

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Fixes

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Workaround

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History

Thu, 20 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability. This vulnerability allows physically present attackers to bypass authorization on affected installations on Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the udev rules. A crafted USB device connected to the system can trigger instantiation of otherwise restricted USB device types. An attacker can leverage this vulnerability to bypass authorization on the system. Was ZDI-CAN-28992.
Title Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability
Weaknesses CWE-285
References
Metrics cvssV3_0

{'score': 2.4, 'vector': 'CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2026-08-20T16:19:39.821Z

Reserved: 2026-07-29T17:06:05.969Z

Link: CVE-2026-18283

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-20T17:17:24.763

Modified: 2026-08-20T17:17:24.763

Link: CVE-2026-18283

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T20:00:05Z

Weaknesses