CVE-2019-7630

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.2 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 72%
VendorProductVersion
gigabyteapp_center
𝑥
< 19.0227.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2019-0003/FEYE-2019-0003.md
https://www.gigabyte.com/Support/Security/1801
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2019-0003/FEYE-2019-0003.md
https://www.gigabyte.com/Support/Security/1801