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

> CVE-2018-19323: GIGABYTE Multiple Products Privilege Escalation Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2018-19323
Last updated: 2026-10-01T20:27:39Z

- Published: 2018-12-21 23:00 UTC · Updated: 2026-10-01 20:27 UTC · Assigner: mitre
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 8.4%, 95th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-10-24, federal due date 2022-11-14, ransomware use: Known

## 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).

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- GIGABYTE: Multiple Products

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2018-19323)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2018-19323)
- [http://seclists.org/fulldisclosure/2018/Dec/39](http://seclists.org/fulldisclosure/2018/Dec/39)
- [https://www.gigabyte.com/Support/Security/1801](https://www.gigabyte.com/Support/Security/1801)
- [https://www.gigabyte.com/tw/Support/Utility/Graphics-Card](https://www.gigabyte.com/tw/Support/Utility/Graphics-Card)
- [https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities](https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities)
- [http://www.securityfocus.com/bid/106252](http://www.securityfocus.com/bid/106252)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2018-19323 · Markdown: https://rewindex.com/cve/CVE-2018-19323.md · JSON: https://rewindex.com/api/v1/cves/CVE-2018-19323 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:46:50.936Z