What’s Vulnerable › Vulnerabilities

CVE-2018-8427

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-10-10 · updated 2026-06-17
• Weakness: CWE-200

Description

An information disclosure vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Information Disclosure Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Office 365 ProPlus, Windows Server 2008, Microsoft PowerPoint Viewer, Microsoft Excel Viewer.

Affected products

• Microsoft Excel Viewer: 2007-sp3
• Microsoft Office: 2016, 2019
• Microsoft Office 365 ProPlus: all versions
• Microsoft Office Compatibility Pack: all versions
• Microsoft Office Word Viewer: all versions
• Microsoft PowerPoint Viewer: 2007
• Microsoft Windows Server 2008: all versions
• Microsoft Excel Viewer: 2007 Service Pack 3
• Microsoft Office: 2016 for Mac, 2019 for 32-bit editions, 2019 for 64-bit editions, Compatibility Pack Service Pack 3
• Microsoft Office Word Viewer: Microsoft Office Word Viewer
• Microsoft PowerPoint Viewer: 2007
• Microsoft Windows Server 2008: 32-bit Systems Service Pack 2, 32-bit Systems Service Pack 2 (Server Core installation), Itanium-Based Systems Service Pack 2, x64-based Systems Service Pack 2, x64-based Systems Service Pack 2 (Server Core installation)

References

• http://www.securityfocus.com/bid/105453
• http://www.securitytracker.com/id/1041823
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8427
• http://www.securityfocus.com/bid/105453
• http://www.securitytracker.com/id/1041823
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8427

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