October 24, 2022 · Applied Cybernetics Group
CVE-2018-19321 — GIGABYTE Multiple Products
known ransomware use
GIGABYTE Multiple Products Privilege Escalation Vulnerability
- Added to KEV
2022-10-24- Federal due date
2022-11-14- Vendor
- GIGABYTE
- Product
- Multiple Products
- EPSS
- 89.1th percentile (score 0.037, as of
2026-09-16) - NVD CVSS v3.1
- 7.8 (HIGH)
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2018-19321
CISA short description
The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.
Required action
Apply updates per vendor instructions.
NVD description
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.