Vulnerability Details CVE-2019-0717
A denial of service vulnerability exists when Microsoft Hyper-V Network Switch 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.
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.
The update addresses the vulnerability by modifying how virtual machines access the Hyper-V Network Switch.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.013
EPSS Ranking 79.0%
CVSS Severity
CVSS v3 Score 5.8
CVSS v2 Score 5.5
References
Products affected by CVE-2019-0717
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cpe:2.3:o:microsoft:windows_10:1809
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cpe:2.3:o:microsoft:windows_10:1903
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cpe:2.3:o:microsoft:windows_server_2016:1903
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cpe:2.3:o:microsoft:windows_server_2019:-