CVE-2019-7630

high

Description

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.

References

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

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

Details

Source: Mitre, NVD

Published: 2020-03-25

Updated: 2023-02-03

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.2

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Severity: High