What’s Vulnerable › Vulnerabilities

CVE-2018-19323: GIGABYTE Multiple Products Privilege Escalation Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-10-24
• EPSS: 8.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-21 · updated 2026-10-01

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 functionality to read and write Machine Specific Registers (MSRs).

Affected products

• Gigabyte Aorus Graphics Engine: before 1.57 — fixed in 1.57
• Gigabyte App Center: through 1.05.21
• Gigabyte Oc Guru Ii: 2.08
• Gigabyte Xtreme Gaming Engine: before 1.26 — fixed in 1.26

How to fix

Upgrade to a fixed version: Gigabyte Aorus Graphics Engine 1.57; Gigabyte Xtreme Gaming Engine 1.26. Check the vendor advisory for mitigations.

References

• 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
• https://www.gigabyte.com/tw/Support/Utility/Graphics-Card
• https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19323

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