Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gigabyte | App Center | < 19.0227.1 |
Related Weaknesses (CWE)
References
- https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2019-0003/ExploitThird Party Advisory
- https://www.gigabyte.com/Support/Security/1801PatchVendor Advisory
- https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2019-0003/ExploitThird Party Advisory
- https://www.gigabyte.com/Support/Security/1801PatchVendor Advisory
FAQ
What is CVE-2019-7630?
CVE-2019-7630 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 Specif...
How severe is CVE-2019-7630?
CVE-2019-7630 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-7630?
Check the references section above for vendor advisories and patch information. Affected products include: Gigabyte App Center.