---
id: CVE-2026-75809
title: "Exposed IOCTL with insufficient access control in ASUS\_Armoury Crate allows a local user to disclosure information and disabling device functionality by bypassing driver authentication and using IOCTLs to read from and write to PCIe conf…"
summary: "Exposed IOCTL with insufficient access control in ASUS\_Armoury Crate allows a local user to disclosure information and disabling device functionality by bypassing driver authentication and using IOCTLs to read from and write to PCIe conf…"
severity: medium
cvss: 5.9
cvssVector: 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N'
cwe:
  - CWE-782
vendor: ASUS
product: Armoury Crate
affected:
  - armoury_crate <= 6.5.7
published: '2026-09-08'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T09:16:42.107'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-75809'
references:
  - url: 'https://www.asus.com/security-advisory'
    label: 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
tags:
  - nvd
  - cve.org
epss: 0.00108
epssPercentile: 0.01339
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-08T12:41:26.913442Z'
cvssSource: cna
ingestedAt: '2026-09-08T15:33:26.981Z'
---

## Overview

Exposed IOCTL with insufficient access control in ASUS Armoury Crate allows a local user to disclosure information and disabling device functionality by bypassing driver authentication and using IOCTLs to read from and write to PCIe configuration space.Refer to the '
Security Update for Armoury Crate App ' section on the ASUS Security Advisory for more information.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.