CVE-2020-0661
Last modified
CVE-2020-0661 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Windows Hyper-V Denial of Service Vulnerability'. This CVE ID is unique from CVE-2020-0751.. EPSS estimates a 1.63% chance of exploitation in the next 30 days.
Description
A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Windows Hyper-V Denial of Service Vulnerability'. This CVE ID is unique from CVE-2020-0751.
Metrics
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | 1607 |
| Microsoft | Windows 10 | 1809 |
| Microsoft | Windows 10 | 1909 |
| Microsoft | Windows Server 2016 | All versions |
| Microsoft | Windows Server 2016 | 1903 |
| Microsoft | Windows Server 2016 | 1909 |
| Microsoft | Windows Server 2019 | All versions |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0661Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0661Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-0661?
How severe is CVE-2020-0661?
How do I fix CVE-2020-0661?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-0655A remote code execution vulnerability exists in Remote Deskt…8
- CVE-2020-0656A cross site scripting vulnerability exists when Microsoft D…5.4
- CVE-2020-0657An elevation of privilege vulnerability exists when the Wind…7.8
- CVE-2020-0658An information disclosure vulnerability exists in the Window…5.5
- CVE-2020-0659An elevation of privilege vulnerability exists when the Wind…7.8
- CVE-2020-0660A denial of service vulnerability exists in Remote Desktop P…7.5
- CVE-2020-0662A remote code execution vulnerability exists in the way that…8.8
- CVE-2020-0663An elevation of privilege vulnerability exists when Microsof…4.2
- CVE-2020-0664<p>An information disclosure vulnerability exists when Activ…6.5
- CVE-2020-0665An elevation of privilege vulnerability exists in Active Dir…8.1
- CVE-2020-0666An elevation of privilege vulnerability exists in the way th…7.8
- CVE-2020-0667An elevation of privilege vulnerability exists in the way th…7.8
Are you affected by CVE-2020-0661?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST