Main Vulnerability Database Vulnerabilities #VU48285

Security Features in Microsoft Windows and Windows Server - CVE-2020-17040

Published: November 10, 2020

Vulnerability identifier: #VU48285

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-17040

CWE-ID: CWE-254

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to security feature bypass issue in Windows Hyper-V. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-17040

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17040

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