CVE-2018-8489

moderate-risk
Published 2018-10-10

A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka "Windows Hyper-V Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8490.

Do I need to act?

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0.79% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.4/10 High
ADJACENT_NETWORK / LOW complexity

Affected Products (17)

Affected Vendors

Microsoft

References (6)

Third Party Advisory http://www.securityfocus.com/bid/105479
Third Party Advisory http://www.securitytracker.com/id/1041834
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8489
Third Party Advisory http://www.securityfocus.com/bid/105479
Third Party Advisory http://www.securitytracker.com/id/1041834
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8489
48
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 3/34 · Minimal
Exposure 19/34 · Moderate