What’s Vulnerable › Vulnerabilities

CVE-2018-8550

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-11-14 · updated 2026-06-17

Description

An elevation of privilege exists in Windows COM Aggregate Marshaler, aka "Windows COM Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Affected products

• Microsoft Windows 10 Version 1607: 1607, 1703, 1709, 1803, 1809
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: 1709, 1803
• Microsoft Windows Server 2019: all versions

References

• http://www.securityfocus.com/bid/105805
• http://www.securitytracker.com/id/1042139
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8550
• https://www.exploit-db.com/exploits/45893/
• http://www.securityfocus.com/bid/105805
• http://www.securitytracker.com/id/1042139
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8550
• https://www.exploit-db.com/exploits/45893/

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