CVE-2024-38080 on CISA KEV

Windows Hyper-V Elevation of Privilege Vulnerability

01What CISA says about this vulnerability

Windows Hyper-V Elevation of Privilege Vulnerability

02Required action — verbatim from CISA

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

03Notes & references

• msrc.microsoft.com — https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38080

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
Microsoft	Windows Server 2022	10.0.20348.0
Microsoft	Windows 11 version 21H2	10.0.0
Microsoft	Windows 11 version 22H2	10.0.22621.0
Microsoft	Windows 11 version 22H3	10.0.22631.0
Microsoft	Windows 11 Version 23H2	10.0.22631.0
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	10.0.25398.0

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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