What’s Vulnerable › Vulnerabilities

CVE-2017-11779

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 33.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-10-13 · updated 2026-06-17

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".

Affected products

• Microsoft Windows 10 Version 1607: 1511, 1607, 1703
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: all versions
• Microsoft Corporation Windows Domain Name System (DNS): Microsoft Windows 8.1, Windows Server 2012 R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

References

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

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