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Denial of service in Microsoft Hyper-V



Published: 2020-01-14
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2020-0617
CWE ID CWE-20
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Advisory

This security advisory describes one low risk vulnerability.

1) Input validation error

Severity: Low

CVSSv3: 4.6 [CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-0617

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to the Microsoft Hyper-V Virtual PCI on a host server does not properly validate input. A local administrator, running as a virtual machine, can run a specially crafted application and crash a host machine.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Windows: 10, 10 1607, 10 1709, 10 1803, 10 1809

Windows Server: 1803, 2016, 2019

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0617

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.