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CVE-2020-16894
HIGH7.7
Description
<p>A denial of service vulnerability exists when Windows Network Address Translation (NAT) on a host server fails to properly validate input from a privileged user on a guest operating system. An attacker who successfully exploited the vulnerability could cause the host server to crash.</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 that causes a host machine to crash.</p> <p>The update addresses the vulnerability by modifying how Windows NAT accesses the host.</p>
CVE Details
CVSS v3.1 Score7.7
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
Published10/16/2020
Last Modified2/23/2026
Sourcenvd
Honeypot Sightings0
Affected Products
microsoft:windows_10microsoft:windows_server_2016
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16894(secure@microsoft.com)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16894(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
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