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CVE-2018-19320

Known Exploited (CISA KEV)HIGH

7.8

CVSS Severity Score

EPSS Score41.2290%

EPSS Percentile88.52th

PublishedDec 21, 2018

Last ModifiedNov 7, 2025

Vulnerability Description

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.

Affected Platforms (CPE)

📦

Gigabyte

Aorus Graphics Engine

< 1.57

📦

Gigabyte

App Center

< 19.0422.1

📦

Gigabyte

Oc Guru Ii

= 2.08

📦

Gigabyte

Xtreme Gaming Engine

< 1.26

References & Advisories

🔗 http://seclists.org/fulldisclosure/2018/Dec/39

🔗 http://www.securityfocus.com/bid/106252

🔗 https://www.gigabyte.com/Support/Security/1801

🔗 https://www.gigabyte.com/tw/Support/Utility/Graphics-Card

🔗 https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities

🔗 http://seclists.org/fulldisclosure/2018/Dec/39

🔗 http://www.securityfocus.com/bid/106252

🔗 https://www.gigabyte.com/Support/Security/1801

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