What’s Vulnerable › Vulnerabilities

CVE-2018-8621

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-12-12 · updated 2026-06-17

Description

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka "Windows Kernel Information Disclosure Vulnerability." This affects Windows Server 2012, Windows 7, Windows Server 2008 R2. This CVE ID is unique from CVE-2018-8477, CVE-2018-8622.

Affected products

• Microsoft Windows 7: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: all versions
• Microsoft Windows 7: 32-bit Systems Service Pack 1, x64-based Systems Service Pack 1
• Microsoft Windows Server 2008 R2: Itanium-Based Systems Service Pack 1, x64-based Systems Service Pack 1, x64-based Systems Service Pack 1 (Server Core installation)
• Microsoft Windows Server 2012: (Server Core installation)

References

• http://www.securityfocus.com/bid/106085
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8621
• http://www.securityfocus.com/bid/106085
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8621

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