Exploited. On CISA's list since 2022-10-24, and used by ransomware.
GIGABYTE Multiple Products Unspecified Vulnerability
CVE-2018-19320 · GIGABYTE Multiple Products · Published 2018-12-21
How bad would it be?
7.8 out of 10
CVSS rates it high.
How likely is it to be used?
4.6%
Estimated chance of exploitation in the next 30 days, higher than 91% of all scored flaws (EPSS, 2026-10-29).
Is it already being used?
Yes
CISA has seen it exploited in real attacks. For US government agencies the fix is deadline passed 1446 days ago (2022-11-14).
What CISA says to do
Apply updates per vendor instructions.
The GDrv low-level driver in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II exposes ring0 memcpy-like functionality that could allow a local attacker to take complete control of the affected system.
What the flaw is
The GDrv low-level driver 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 exposes ring0 memcpy-like functionality that could allow a local attacker to take complete control of the affected system.
From the NVD.
Fixes and advisories
Learn this
Explore this week’s weaknesses and all learning topics
Understand the kind of weakness behind this flaw. These resources teach the weakness, rather than reproduce this specific CVE. Follow the vendor's advice above to fix the affected product.
The saved records do not give a specific CWE weakness label, so we cannot choose a matching resource yet.
CWE is a catalogue of weakness types. Labels come from the sources shown and can differ or change. Resource matches reviewed 16 October 2026.
On SentryFeed
No story in the last 14 days has mentioned it.
Exploited flaws from CISA's KEV catalogue. Chance of exploitation from EPSS by FIRST. Descriptions and scores from the NVD. This product uses the NVD API but is not endorsed or certified by the NVD.