Media Foundation Information Disclosure Vulnerability
CVE-2020-0946 is fixed in 40 products on 1 platform, first by KB4550929, released April 14, 2020. It is not reported as exploited. Patch Radar priority: Routine.
<p>An information disclosure vulnerability exists when Media Foundation improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit this vulnerability, an attacker would have to log onto an affected system and open a specially crafted file. In a web-based attack scenario, an attacker could host a website (or leverage a compromised website that accepts or hosts user-provided content) that contains a specially crafted file that is designed to exploit the vulnerability. However, an attacker would have no way to force the user to visit the website. Instead, an attacker would have to convince the user to click a link, typically by way of an enticement in an email or Instant Messenger message, and then convince the user to open the specially crafted file.</p> <p>The update addresses the vulnerability by correcting how Media Foundation handles objects in memory.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for 32-bit Systems | 14393.3630 | KB4550929 | Apr 14, 2020 |
| Windows 10 Version 1607 for x64-based Systems | 14393.3630 | KB4550929 | Apr 14, 2020 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.1806 | KB4550927 | Apr 14, 2020 |
| Windows 10 Version 1709 for ARM64-based Systems | 16299.1806 | KB4550927 | Apr 14, 2020 |
| Windows 10 Version 1709 for x64-based Systems | 16299.1806 | KB4550927 | Apr 14, 2020 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.1425 | KB4550922 | Apr 14, 2020 |
| Windows 10 Version 1803 for ARM64-based Systems | 17134.1425 | KB4550922 | Apr 14, 2020 |
| Windows 10 Version 1803 for x64-based Systems | 17134.1425 | KB4550922 | Apr 14, 2020 |
| Windows 10 Version 1809 for 32-bit Systems | 17763.1158 | KB4549949 | Apr 14, 2020 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.1158 | KB4549949 | Apr 14, 2020 |
| Windows 10 Version 1809 for x64-based Systems | 17763.1158 | KB4549949 | Apr 14, 2020 |
| Windows 10 Version 1903 for 32-bit Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 Version 1903 for ARM64-based Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 Version 1903 for x64-based Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 Version 1909 for 32-bit Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 Version 1909 for ARM64-based Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 Version 1909 for x64-based Systems | KB4549951 | Apr 14, 2020 | |
| Windows 10 for 32-bit Systems | 10240.18545 | KB4550930 | Apr 14, 2020 |
| Windows 10 for x64-based Systems | 10240.18545 | KB4550930 | Apr 14, 2020 |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4550965 | Apr 14, 2020 | |
| Windows 7 for 32-bit Systems Service Pack 1 | KB4550964 | Apr 14, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4550965 | Apr 14, 2020 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4550964 | Apr 14, 2020 | |
| Windows 8.1 for 32-bit systems | KB4550961 | Apr 14, 2020 | |
| Windows 8.1 for 32-bit systems | KB4550970 | Apr 14, 2020 | |
| Windows 8.1 for x64-based systems | KB4550961 | Apr 14, 2020 | |
| Windows 8.1 for x64-based systems | KB4550970 | Apr 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4550965 | Apr 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4550964 | Apr 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4550965 | Apr 14, 2020 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4550964 | Apr 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4550957 | Apr 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | KB4550951 | Apr 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4550957 | Apr 14, 2020 | |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | KB4550951 | Apr 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4550957 | Apr 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4550951 | Apr 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4550957 | Apr 14, 2020 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4550951 | Apr 14, 2020 | |
| Windows Server 2012 | KB4550917 | Apr 14, 2020 | |
| Windows Server 2012 | KB4550971 | Apr 14, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4550917 | Apr 14, 2020 | |
| Windows Server 2012 (Server Core installation) | KB4550971 | Apr 14, 2020 | |
| Windows Server 2012 R2 | KB4550961 | Apr 14, 2020 | |
| Windows Server 2012 R2 | KB4550970 | Apr 14, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4550961 | Apr 14, 2020 | |
| Windows Server 2012 R2 (Server Core installation) | KB4550970 | Apr 14, 2020 | |
| Windows Server 2016 | 14393.3630 | KB4550929 | Apr 14, 2020 |
| Windows Server 2016 (Server Core installation) | 14393.3630 | KB4550929 | Apr 14, 2020 |
| Windows Server 2019 | 17763.1158 | KB4549949 | Apr 14, 2020 |
| Windows Server 2019 (Server Core installation) | 17763.1158 | KB4549949 | Apr 14, 2020 |
| Windows Server, version 1803 (Server Core Installation) | 17134.1425 | KB4550922 | Apr 14, 2020 |
| Windows Server, version 1903 (Server Core installation) | KB4549951 | Apr 14, 2020 | |
| Windows Server, version 1909 (Server Core installation) | KB4549951 | Apr 14, 2020 | |
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