Exploited· due 2022-11-147.8highHighused in ransomware

CVE-2018-19321

Gigabyte Aorus Graphics Engine

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Exploitation status

CISA has confirmed this is being exploited in the wild. That is an observation of real attacks, not a prediction.
It is known to have been used in ransomware campaigns.
US federal civilian agencies are required to remediate it by 2022-11-14. That deadline does not bind private companies, but it is a reasonable benchmark for how urgently CISA views it.
A vendor advisory or patch reference has been published.

Required action

Apply updates per vendor instructions.

CISA’s wording, unedited.

What the metrics mean

It is requires local access to the machine.
For an attacker who can reach it, no special conditions are needed to exploit it.
To exploit it, an ordinary user account is needed.
Beyond that, no action by a user is required.

Scoring

CVSS: 7.8 (v3.1)
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Assigned by: cve@mitre.org

Dates

Published: 2018-12-21
Last modified: 2026-08-13
Added to KEV: 2022-10-24
Remediation due: 2022-11-14
Sources: CISA KEV, NVD

Affected products

Gigabyte Aorus Graphics Engine- 1.57
Gigabyte App Center- 19.0422.1
Gigabyte Oc Guru Ii2.08
Gigabyte Xtreme Gaming Engine- 1.26

As listed in the NVD configuration data. Not a statement about your estate.