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CVE-2019-0551

8.4 · HIGH

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 Remo…

Published Jan 8, 2019CWE-20EPSS 4.46%

Overview

CVE-2019-0551 is a high-severity vulnerability. It was published on January 8, 2019 and has a CVSS 3.0 base score of 8.4 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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 affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers. This CVE ID is unique from CVE-2019-0550.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/106386Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0551Refwww.securityfocus.com/bid/106386Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0551

How CyberStrike helps

Frequently asked questions

What is CVE-2019-0551?

CVE-2019-0551 is a high-severity vulnerability. It was published on January 8, 2019 and has a CVSS 3.0 base score of 8.4 (HIGH).

How severe is CVE-2019-0551?

This vulnerability has a CVSS 3.0 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2019-0551?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-0551?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-0551 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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