CVE-2020-1091

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

<p>An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise a user’s system.</p> <p>There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document or by convincing a user to visit an untrusted webpage.</p> <p>The update addresses the vulnerability by correcting how the Windows GDI component handles objects in memory.</p>

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1803>= 10.0.0, < publication
MicrosoftWindows 10 Version 1809>= 10.0.0, < publication
MicrosoftWindows Server 2019>= 10.0.0, < publication
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.0, < publication
MicrosoftWindows 10 Version 1909>= 10.0.0, < publication
MicrosoftWindows Server, version 1909 (Server Core installation)>= 10.0.0, < publication
MicrosoftWindows 10 Version 1709 for 32-bit Systems>= 10.0.0, < publication
MicrosoftWindows 10 Version 1709>= 10.0.0, < publication
MicrosoftWindows 10 Version 1903 for 32-bit Systems>= 10.0.0, < publication
MicrosoftWindows 10 Version 1903 for x64-based Systems>= 10.0.0, < publication
MicrosoftWindows 10 Version 1903 for ARM64-based Systems>= 10.0.0, < publication
MicrosoftWindows Server, version 1903 (Server Core installation)>= 10.0.0, < publication
MicrosoftWindows 10 Version 2004>= 10.0.0, < publication
MicrosoftWindows Server version 2004>= 10.0.0, < publication
MicrosoftWindows 10 Version 1507>= 10.0.0, < publication
MicrosoftWindows 10 Version 1607>= 10.0.0, < publication
MicrosoftWindows Server 2016>= 10.0.0, < publication
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.0, < publication
MicrosoftWindows 7>= 6.1.0, < publication
MicrosoftWindows 7 Service Pack 1>= 6.1.0, < publication
MicrosoftWindows 8.1>= 6.3.0, < publication
MicrosoftWindows Server 2008 Service Pack 2>= 6.0.0, < publication
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)>= 6.0.0, < publication
MicrosoftWindows Server 2008 Service Pack 2>= 6.0.0, < publication
MicrosoftWindows Server 2008 R2 Service Pack 1>= 6.1.0, < publication
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)>= 6.0.0, < publication
MicrosoftWindows Server 2012>= 6.2.0, < publication
MicrosoftWindows Server 2012 (Server Core installation)>= 6.2.0, < publication
MicrosoftWindows Server 2012 R2>= 6.3.0, < publication
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.0, < publication

References

Timeline

Published
Sep 11, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-1091: Medium severity, CVSS 6.5 | Vulnix