TI-2019-05378 Aliases CVE-2019-7630 GHSA-pfpc-m9wm-f454

An issue was discovered in gdrv.sys in Gigabyte APP Center before 19.0227.1.

LOW 37CWE-665Published 2020-03-25 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: High
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

An issue was discovered in gdrv.sys in Gigabyte APP Center before 19.0227.1. The vulnerable driver exposes a wrmsr instruction via IOCTL 0xC3502580 and does not properly filter the target Model Specific Register (MSR). Allowing arbitrary MSR writes can lead to Ring-0 code execution and escalation of privileges.

Why it matters now

EPSS 0.03081 87th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:gigabyte:app_center::::::::	before 19.0227.1	Vulnerable	GIGABYTE

cpe:2.3:a:gigabyte:app_center:*:*:*:*:*:*:*:* Versions before 19.0227.1 Vulnerable ·GIGABYTE

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-7630
2026-10-03 Alias added: GHSA-pfpc-m9wm-f454

References

Exploit 1

https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2019-0003/FEYE-2019-0003.md

Patch 1

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

TI-2018-13689 The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS… KEVCVSS 3.1HIGH 7.8
TI-2018-13688 The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS… KEVCVSS 3.1HIGH 7.8
TI-2018-13687 The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS… KEVCVSS 3.1HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences