CVE-2021-27965

high-risk
Published 2021-03-05

The MsIo64.sys driver before 1.1.19.1016 in MSI Dragon Center before 2.0.98.0 has a buffer overflow that allows privilege escalation via a crafted 0x80102040, 0x80102044, 0x80102050, or 0x80102054 IOCTL request.

Do I need to act?

!
16.0% chance of exploitation in next 30 days
EPSS score — higher than 84% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Dragon Center

Affected Vendors

Msi

References (4)

Broken Link https://github.com/kronl/cve/tree/master/MSI_Dragon_Center
Patch https://www.microsoft.com/en-us/p/msi-dragon-center/9nh7n2bv1cqq?activetab=pivot...
Broken Link https://github.com/kronl/cve/tree/master/MSI_Dragon_Center
Patch https://www.microsoft.com/en-us/p/msi-dragon-center/9nh7n2bv1cqq?activetab=pivot...
50
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 13/34 · Low
Exposure 5/34 · Minimal