CVE-2020-1147
CVE-2020-1147
En resumen
Una vulnerabilidad en .NET Framework, SharePoint y Visual Studio permite que atacantes ejecuten código malicioso de forma remota enviando archivos XML especialmente diseñados. El software no valida correctamente el origen del XML, permitiendo la ejecución de código en sistemas afectados.
Detalle técnico
Vulnerabilidad de ejecución remota de código desencadenada por validación insuficiente de entrada XML en .NET Framework, SharePoint y Visual Studio. Los atacantes pueden explotarla enviando marcado XML malicioso que elude las verificaciones de origen, resultando en ejecución de código arbitrario con los privilegios de la aplicación afectada.
Resumen generado y traducido por IA a partir de la descripción oficial.
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'.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Productos afectados
Microsoft · Microsoft .NET Framework 2.0Microsoft · Microsoft .NET Framework 3.0Microsoft · Microsoft .NET Framework 3.5Microsoft · Microsoft .NET Framework 3.5.1Microsoft · Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016Microsoft · Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2 on Windows 10 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2 on Windows 10 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019Microsoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server, version 1803 (Server Core Installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for ARM64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for x64-based SystemsMicrosoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019Microsoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1909 (Server Core installation)Microsoft · Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 2004 (Server Core installation)Microsoft · Microsoft .NET Framework 4.5.2Microsoft · Microsoft .NET Framework 4.6Microsoft · Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2Microsoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based SystemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 7 for 32-bit Systems Service Pack 1Microsoft · Microsoft .NET Framework 4.8 on Windows 7 for x64-based Systems Service Pack 1Microsoft · Microsoft .NET Framework 4.8 on Windows 8.1 for 32-bit systemsMicrosoft · Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systemsMicrosoft · Microsoft .NET Framework 4.8 on Windows RT 8.1Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2012Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2012 R2Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2016Microsoft · Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)Microsoft · Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation)Microsoft · Microsoft SharePoint Enterprise ServerMicrosoft · Microsoft SharePoint ServerMicrosoft · Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)Microsoft · Microsoft Visual Studio 2019Microsoft · Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)Microsoft · Microsoft Visual Studio 2019 version 16.6 (includes 16.0 - 16.5)Microsoft · .NET CorePoCs públicas encontradas — 5
cve_referencepacketstormsecurity.com/files/158694/SharePoint-DataSet-DataTable-Deserialization.htmlno verificadocve_referencepacketstormsecurity.com/files/158876/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.htmlno verificadocve_referencepacketstormsecurity.com/files/163644/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.htmlno verificadoexploitdbwww.exploit-db.com/exploits/48747no verificadoexploitdbwww.exploit-db.com/exploits/50151no verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
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Hablar con TrueHacking →Referencias
http://packetstormsecurity.com/files/158694/SharePoint-DataSet-DataTable-Deserialization.htmlhttp://packetstormsecurity.com/files/158876/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.htmlhttp://packetstormsecurity.com/files/163644/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.htmlhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1147https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1147https://www.exploitalert.com/view-details.html?id=35992