Actively exploited in the wild
Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability
Microsoft - .NET Framework, SharePoint, Visual Studio · Listed in the CISA KEV since 2021-11-03. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2020-1147
HighCVSS 7.8KEVSummary
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'.
Risk Assessment
An attacker could remotely execute arbitrary code in the context of the application processing a malicious XML file, potentially leading to server compromise and data breach.
Recommendation
Apply the security updates provided by Microsoft for .NET Framework, SharePoint, and Visual Studio to address the vulnerability.
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Original NVD description (English source)
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'.