Windows Installer Elevation of Privilege Vulnerability
CVE-2020-0686 is fixed in 41 products on 1 platform, first by KB4537764, released February 11, 2020. It is not reported as exploited. Patch Radar priority: High.
<p>An elevation of privilege vulnerability exists in the Windows Installer when MSI packages process symbolic links. An attacker who successfully exploited this vulnerability could bypass access restrictions to add or remove files.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and add or remove files.</p> <p>The security update addresses the vulnerability by modifying how reparse points are handled by the Windows Installer.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for 32-bit Systems | 14393.3504 | KB4537764 | Feb 11, 2020 |
| Windows 10 Version 1607 for x64-based Systems | 14393.3504 | KB4537764 | Feb 11, 2020 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.1686 | KB4537789 | Feb 11, 2020 |
| Windows 10 Version 1709 for ARM64-based Systems | 16299.1686 | KB4537789 | Feb 11, 2020 |
| Windows 10 Version 1709 for x64-based Systems | 16299.1686 | KB4537789 | Feb 11, 2020 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.1304 | KB4537762 | Feb 11, 2020 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.1304 | KB4537762 | Feb 11, 2020 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1304 | KB4537762 | Feb 11, 2020 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1039 | KB4532691 | Feb 11, 2020 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.1039 | KB4532691 | Feb 11, 2020 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1039 | KB4532691 | Feb 11, 2020 |
| Windows 10 Version 1903 for 32-bit Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 Version 1903 for ARM64-based Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 Version 1903 for x64-based Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 Version 1909 for 32-bit Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 Version 1909 for ARM64-based Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 Version 1909 for x64-based Systems | KB4532693 | Feb 11, 2020 | |
| Windows 10 for 32-bit Systems | 10240.18486 | KB4537776 | Feb 11, 2020 |
| Windows 10 for x64-based Systems | 10240.18486 | KB4537776 | Feb 11, 2020 |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4537813 | Feb 11, 2020 | |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4537820 | Feb 11, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4537813 | Feb 11, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4537820 | Feb 11, 2020 | |
| Windows 8.1 for 32-bit systems | KB4537803 | Feb 11, 2020 | |
| Windows 8.1 for 32-bit systems | KB4537821 | Feb 11, 2020 | |
| Windows 8.1 for x64-based systems | KB4537803 | Feb 11, 2020 | |
| Windows 8.1 for x64-based systems | KB4537821 | Feb 11, 2020 | |
| Windows RT 8.1 | KB4537821 | Feb 11, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4537813 | Feb 11, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4537820 | Feb 11, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4537813 | Feb 11, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4537820 | Feb 11, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4537810 | Feb 11, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4537822 | Feb 11, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4537810 | Feb 11, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4537822 | Feb 11, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4537810 | Feb 11, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4537822 | Feb 11, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4537810 | Feb 11, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4537822 | Feb 11, 2020 | |
| Windows Server 2012 | KB4537794 | Feb 11, 2020 | |
| Windows Server 2012 | KB4537814 | Feb 11, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4537794 | Feb 11, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4537814 | Feb 11, 2020 | |
| Windows Server 2012 R2 | KB4537803 | Feb 11, 2020 | |
| Windows Server 2012 R2 | KB4537821 | Feb 11, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4537803 | Feb 11, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4537821 | Feb 11, 2020 | |
| Windows Server 2016 | 14393.3504 | KB4537764 | Feb 11, 2020 |
| Windows Server 2016 (Server Core installation) | 14393.3504 | KB4537764 | Feb 11, 2020 |
| Windows Server 2019 | 17763.1039 | KB4532691 | Feb 11, 2020 |
| Windows Server 2019 (Server Core installation) | 17763.1039 | KB4532691 | Feb 11, 2020 |
| Windows Server, version 1803 (Server Core Installation) | 17134.1304 | KB4537762 | Feb 11, 2020 |
| Windows Server, version 1903 (Server Core installation) | KB4532693 | Feb 11, 2020 | |
| Windows Server, version 1909 (Server Core installation) | KB4532693 | Feb 11, 2020 | |
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