What’s Vulnerable › Vulnerabilities

CVE-2018-8233

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-14 · updated 2026-06-17
• Weakness: CWE-404

Description

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 10, Windows 10 Servers.

Affected products

• Microsoft Windows 10 Version 1607: 1803
• Microsoft Windows Server 2016: 1803
• Microsoft Windows 10 Version 1607: Version 1803 for 32-bit Systems, Version 1803 for x64-based Systems
• Microsoft Windows 10 Servers: version 1803 (Server Core Installation)

References

• http://www.securityfocus.com/bid/104383
• http://www.securitytracker.com/id/1041093
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8233
• http://www.securityfocus.com/bid/104383
• http://www.securitytracker.com/id/1041093
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8233

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