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CVE-2019-1389

A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated…

High8.4EPSS 4.9%
Published
Updated
Reserved
Assigned by
microsoft

Description

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 CVE ID is unique from CVE-2019-1397, CVE-2019-1398.

Scores

CVSS scores of CVE-2019-1389, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High8.4CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS (exploitation in 30 days)
4.9% · top 7.9% of all CVEs (5 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.4.

Weakness

Affected products

  • Microsoft · Windows

    • affected 7 for x64-based Systems Service Pack 1
    • affected 8.1 for x64-based systems
    • affected 10 for x64-based Systems
    • affected 10 Version 1607 for x64-based Systems
    • affected 10 Version 1709 for x64-based Systems
    • affected 10 Version 1803 for x64-based Systems
  • Microsoft · Windows Server

    • affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
    • affected 2008 R2 for x64-based Systems Service Pack 1
    • affected 2012
    • affected 2012 (Core installation)
    • affected 2012 R2
    • affected 2012 R2 (Core installation)
    • affected 2016
    • affected 2016 (Core installation)
    • affected version 1803 (Core Installation)
    • affected 2008 for x64-based Systems Service Pack 2
    • affected 2008 for x64-based Systems Service Pack 2 (Core installation)

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2019-1389 badge
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Record last updated .