High severity7.8NVD Advisory· Published Aug 15, 2018· Updated Jun 17, 2026

CVE-2018-8343

Description

An elevation of privilege vulnerability exists in the Network Driver Interface Specification (NDIS) when ndis.sys fails to check the length of a buffer prior to copying memory to it, aka "Windows NDIS Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8342.

Affected products

Microsoft/Windows NDISllm-fuzzy
Microsoft/Windows 10 1909cpe-rescue
Range: 32-bit Systems
Microsoft/Windows Server 2003cpe-rescue
Range: version 1709 (Server Core Installation)
Microsoft/Windows 7cpe-rescue
Range: 32-bit Systems Service Pack 1
Microsoft/Windows 8.1cpe-rescue
Range: 32-bit systems
Microsoft/Windows Rt 8.1cpe-rescue
Range: Windows RT 8.1
Microsoft/Windows Server 2008cpe-rescue
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)

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/104982nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1041466nvdThird Party AdvisoryVDB Entry
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8343nvdVendor Advisory

News mentions

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