CVE-2020-16894
<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>
Published:Oct 16, 2020
Last Modified:Feb 23, 2026
EPS:Oct 16, 2020
EPSS Score:0.01143
CVSS Score:7.7
Affected Products
Vendor
Product
Action
Vendor
Microsoft
Product
Windows 10
Microsoft
Windows 10
Vendor
Microsoft
Product
Windows 10 1607
Microsoft
Windows 10 1607
Vendor
Microsoft
Product
Windows Server 2016
Microsoft
Windows Server 2016
Exploits
No exploit reference
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
