Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 03/11/2021. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| Microsoft.NETCore.App | ≥ 2.1.0, < 2.1.20 | 2.1.20 |
| Microsoft.NETCore.App.Runtime.linux-arm | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.linux-arm64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.linux-musl-arm64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.linux-musl-x64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.linux-x64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.osx-x64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.rhel.6-x64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.win-arm | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.win-arm64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.win-x64 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| Microsoft.NETCore.App.Runtime.win-x86 | ≥ 3.1.0, < 3.1.6 | 3.1.6 |
| .net core | = 2.1= 3.1 | |
| .net framework | = 2.0= 3.0= 3.5= 3.5.1= 4.5.2= 4.6= 4.6.1= 4.6.2= 4.7= 4.7.1= 4.7.2= 4.8 | |
| sharepoint enterprise server | = 2013= 2016 | |
| sharepoint server | = 2010= 2019 | |
| visual studio 2017 | ≥ 15.0, ≤ 15.9 | |
| visual studio 2019 | ≥ 16.0, ≤ 16.6 |
A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and Visual Studio when the software fails to check the source markup of XML file input, aka '.NET Framework, SharePoint Server, and Visual Studio Remote Code Execution Vulnerability'.
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