Improper input validation in Microsoft Windows
CVE-2019-0721
A remote code execution vulnerability exists when Windows Hyper-V Network Switch on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V Remote Code Execution Vulnerability'. T…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.103 (95.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Microsoft Windows — versions 10 Version 1709 for x64-based Systems, 10 Version 1803 for x64-based Systems, 10 Version 1809 for x64-based Systems
- Microsoft Windows_10 — versions 1709, 1803, 1809
- Microsoft Windows 10 Version 1903 For X64-based Systems — versions unspecified
- Microsoft Windows Server — versions version 1803 (Core Installation), 2019, 2019 (Core installation)
- Microsoft Windows_server_2016 — versions 1803, 1903
- Microsoft Windows_server_2019
- Microsoft Windows Server, Version 1903 (Server Core Installation) — versions unspecified
Weakness classification (CWE)
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-0721?
- CVE-2019-0721 is a critical-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2019-11-12.
- How severe is CVE-2019-0721?
- Critical severity. CVSS v3 base score is 9.1 out of 10.