AI analysis
ASUS Armoury Crate ships a driver component that exposes an IOCTL with insufficient access control (CWE-782), allowing a low-privileged local user to bypass the driver's authentication mechanism. By sending IOCTL requests directly, the attacker can read from and write to PCI Express configuration space. Successful exploitation can disclose sensitive system information and disable device functionality, consistent with the high integrity and availability impacts in the CVSS 4.0 score. Affected users are those running ASUS Armoury Crate, which ASUS preinstalls on ROG/TUF gaming laptops, desktops, and motherboards. No public proof-of-concept, in-the-wild exploitation, or KEV listing is known, and EPSS puts the 30-day exploitation probability at just 0.1%.
What to do: Apply the Armoury Crate update referenced in the 'Security Update for Armoury Crate App' section of the ASUS Security Advisory, using ASUS's built-in update mechanism if used. Because this is a local attack vector, prioritize patching shared or multi-user Windows systems where low-privileged users could abuse the driver. Inventory endpoints for the Armoury Crate driver to identify exposure, and monitor the ASUS advisory for fixed version numbers.
Affected
| ASUS Armoury Crate (App and driver component) | — |
Estimated exposure
massplausibly millions of installations (Armoury Crate is bundled on ASUS ROG/TUF consumer and gaming hardware) — ASUS is the world's largest motherboard vendor and preinstalls Armoury Crate across its ROG/TUF laptops, desktops, and motherboards, giving an installed base likely in the millions, though the flaw only matters on systems where untrusted…
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
Description
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.