Vulnerabilidad · Publicado 21/09/2026
Se detectó una vulnerabilidad de escritura arbitraria (write-what-where) en el controlador BS_RVSIO64.sys del sistema de control de acceso BioStar VALKYRIE AURORA versión 2.10.2411.0800. La vulnerabilidad permite a un atacante local con acceso al sistema manipular la dirección física de memoria mediante el IOCTL Handler, comprometiendo la integridad del sistema de control biométrico. El exploit es público y activo.
A vulnerability was detected in BioStar VALKYRIE AURORA 2.10.2411.0800. This vulnerability affects the function sub_1105C of the file BS_RVSIO64.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress results in write-what-where condition. The attack needs to be approached locally. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Score: 8.8/10 — Severidad: HIGH — Estado NIST: Received
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE-119, CWE-123
Publicado en NIST NVD.