What is CVE-2019-0550?

CVE-2019-0550 is a security advisory published by Microsoft with Critical severity. EchelonGraph links Microsoft's advisory rather than copying its page; it is at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0550.

Which CVE IDs does CVE-2019-0550 cover?

CVE-2019-0550 covers the following CVE IDs: CVE-2019-0550. Each CVE has its own detail page on EchelonGraph Pulse with its EchelonGraph score.

What is the CVSS v3 score of CVE-2019-0550?

CVE-2019-0550 has a CVSS v3 base score of 7.6, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2019-0550?

CVE-2019-0550 affects 9 products, including: Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for ARM64-based Systems; Windows 10 Version 1803 for x64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for ARM64-based Systems; and others — see the full list on the advisory page.

How do I remediate CVE-2019-0550?

Microsoft lists 2 KB articles for CVE-2019-0550: KB4480966, KB4480116. Each is listed on this page with its update type and, where Microsoft gives one, its fixed build; Microsoft's advisory is at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0550.

CVE-2019-0550CriticalMicrosoft CVSS 7.6CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

Microsoft security update for CVE-2019-0550 — Windows

Vendor

Microsoft Security Response Center (MSRC)

Published

January 8, 2019

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2019-0550 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0550. This page also shows what EchelonGraph holds for CVE-2019-0550, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products9

Windows 10 Version 1803 for 32-bit Systems
Windows 10 Version 1803 for ARM64-based Systems
Windows 10 Version 1803 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server, version 1803 (Server Core Installation)

✅ Updates Microsoft lists: 2 KB articles

2 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB article	Update	Fixed build
KB4480966	Security Update	—
KB4480116	Security Update	—

🧭 EchelonGraph on CVE-2019-0550

EchelonGraph score: 8.4 HIGH
CISA KEV: Not listed
Fix status: A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

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 10 Servers, Windows 10, Windows Server 2019. This CVE ID is unique from CVE-2019-0551.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2019-0550, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 CVE IDs covered (1)

📋 Microsoft's advisory

🎯 Affected products9

✅ Updates Microsoft lists: 2 KB articles

🧭 EchelonGraph on CVE-2019-0550

🔗 References (5)