CVE-2020-1243
Windows Hyper-V Denial of Service Vulnerability
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
<p>A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate specific malicious data from a user on a guest operating system.</p> <p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.</p> <p>The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to handle these requests.</p>
Timeline
- CVE published
- Record last updated
Affected versions
- Microsoft Windows 10 Version 1803
From 10.0.0
- Microsoft Windows 10 Version 1809
From 10.0.0
- Microsoft Windows Server 2019
From 10.0.0
- Microsoft Windows Server 2019 (Server Core installation)
From 10.0.0
- Microsoft Windows 10 Version 1909
From 10.0.0
- Microsoft Windows Server, version 1909 (Server Core installation)
From 10.0.0
- Microsoft Windows 10 Version 1709
From 10.0.0
- Microsoft Windows 10 Version 1903 for x64-based Systems
From 10.0.0
- Microsoft Windows Server, version 1903 (Server Core installation)
From 10.0.0
- Microsoft Windows 10 Version 2004
From 10.0.0
- Microsoft Windows Server version 2004
From 10.0.0
- Microsoft Windows 10 Version 1607
From 10.0.0
- Microsoft Windows Server 2016
From 10.0.0
- Microsoft Windows Server 2016 (Server Core installation)
From 10.0.0