Medium severity4.3NVD Advisory· Published Oct 10, 2018· Updated Jun 17, 2026

CVE-2018-8320

Description

A security feature bypass vulnerability exists in DNS Global Blocklist feature, aka "Windows DNS Security Feature Bypass Vulnerability." This affects Windows Server 2012 R2, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Affected products

Microsoft/DNS Global Blocklistllm-create
Microsoft/Windows 10 1909cpe-rescue
Range: Version 1607 for 32-bit Systems
Microsoft/Windows Server 2003cpe-rescue
Range: version 1709 (Server Core Installation)
Microsoft/Windows Server 2008cpe-rescue2 versions
32-bit Systems Service Pack 2+ 1 more
- (no CPE)range: 32-bit Systems Service Pack 2
- (no CPE)range: Itanium-Based Systems Service Pack 1
Microsoft/Windows Server 2012cpe-rescue2 versions
(Server Core installation)+ 1 more
- (no CPE)range: (Server Core installation)
- (no CPE)range: (Server Core installation)
Microsoft/Windows Server 2016cpe-rescue
Range: (Server Core installation)
Microsoft/Windows Server 2019cpe-rescue
Range: (Server Core installation)

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8320nvdPatchVendor Advisory
www.securityfocus.com/bid/105503nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1041830nvdThird Party AdvisoryVDB Entry

News mentions

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cvss	0.280
epss	0.004
exploit	0.000
kev	0.000
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ransomware	0.000