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Exploitation de fond Catalogue KEV
CVE-2020-1147

Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability

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…

Indice de priorité CheckOps
7,8/10 Corriger sous 7 jours
Gravité7,8
Probabilité9,6
Exploitation3/5

Gravité = CVSS. Probabilité = EPSS (FIRST). Exploitation = signaux publics : KEV, EUVD, rançongiciel, EPSS au-dessus de 10 %, accès sans compte.

EPSS · aujourd’hui 95,8 % +1,8 pts en 7 jours
CVSS 3.1 7,8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:
Exploitée depuis 1 827 jours 03/11/2021
Échéance CISA 03/05/2022 pour les agences fédérales américaines

Probabilité d’exploitation EPSS · FIRST

05010026/0905/1015/1024/1002/11
Probabilité EPSS (%)Percentile parmi toutes les CVE

Signaux d’exploitation 3 / 5

  • Catalogue KEV (CISA)03/11/2021
  • EUVD exploitée (ENISA)03/11/2021
  • Utilisée par des rançongicielsnon
  • EPSS au-dessus de 10 %95,8 %
  • Sans compte, par le réseaunon

Que faire

Corriger

Mettre à jour vers une version corrigée : 3.1.6

Consigne de la CISA : Apply updates per vendor instructions.

En attendant

Retirer le service d’internet ou en filtrer l’accès, surveiller les journaux et chercher des traces de compromission.

Éditeurs (CRA)

Faille exploitée dans votre produit : alerte précoce à l’ENISA sous 24 h, puis notification sous 72 h (article 14 du Cyber Resilience Act). Le CRA expliqué

Description ENISA EUVD

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'.

Texte de la source, en anglais.

Produits touchés

Microsoft Visual Studio 2019Microsoft .NET Framework 4.8 on Windows Server 2012 R2Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation)Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for 32-bit SystemsMicrosoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)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 .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2Microsoft .NET Framework 4.5.2Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for ARM64-based SystemsMicrosoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)Microsoft SharePoint ServerMicrosoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows Server, version 1803 (Server Core Installation)Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit SystemsMicrosoft .NET Framework 4.8 on Windows 8.1 for 32-bit systemsMicrosoft Visual Studio 2019 version 16.6 (includes 16.0 - 16.5)Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for ARM64-based SystemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for 32-bit SystemsMicrosoft .NET Framework 3.5Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation)Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019Microsoft .NET Framework 2.0Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 2004 (Server Core installation)Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for ARM64-based SystemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for ARM64-based SystemsMicrosoft SharePoint Enterprise ServerMicrosoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2 on Windows 10 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based SystemsMicrosoft .NET Framework 3.5.1.NET CoreMicrosoft .NET Framework 4.8 on Windows Server 2012Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1909 (Server Core installation)Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation)Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows Server 2019Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)Microsoft .NET Framework 4.8 on Windows RT 8.1Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 2004 for x64-based SystemsMicrosoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for ARM64-based SystemsMicrosoft .NET Framework 4.6Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit SystemsMicrosoft .NET Framework 4.8 on Windows 7 for 32-bit Systems Service Pack 1Microsoft .NET Framework 3.0Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based SystemsMicrosoft .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 .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation)Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based SystemsMicrosoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit SystemsMicrosoft .NET Framework 4.8 on Windows Server 2016Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2 on Windows 10 for x64-based SystemsMicrosoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1Microsoft .NET Framework 4.8 on Windows 7 for x64-based Systems Service Pack 1Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit SystemsMicrosoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for ARM64-based Systems.NET Framework, SharePoint, Visual Studio
Versions touchées
  • 16.0
  • unspecified
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2012 R2
  • Windows RT 8.1
  • 2019
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows 8.1 for x64-based systems
  • Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
  • 2013 Service Pack 1

Paquets open source OSV

  • Microsoft.NETCore.App.Runtime.linux-x64NuGet · GHSA-g5vf-38cp-4px9
    corrigé en 3.1.6

Chronologie

  1. Publication

  2. Exploitation signalée (ENISA)

  3. Ajout au catalogue KEV

  4. Échéance de correction CISA

  5. EPSS au plus haut : 95,8 %

Références

Autres failles exploitées du même éditeur

  • CVE-2026-96951Microsoft Windows Command Injection Vulnerability
    5,6 · Exploitation active
  • CVE-2026-65660Microsoft SharePoint Code Injection Vulnerability
    5,0 · Exploitation active
  • CVE-2026-85880Microsoft Windows Heap-Based Buffer Overflow Vulnerability
    4,3 · Exploitation active
  • CVE-2026-81963Microsoft Windows Link Following Vulnerability
    4,3 · Exploitation active
  • CVE-2019-1068Microsoft SQL Server Remote Code Execution Vulnerability
    7,0 · Exploitation active
  • CVE-2026-69836Microsoft Entra
    5,3 · Exploitation active

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Sources : CISA KEV · ENISA EUVD · FIRST EPSS · OSV. Données publiques agrégées par CheckOps, mises à jour automatiquement. Les textes des sources restent la propriété de leurs auteurs. Toutes les failles exploitées