Microsoft Windows - CVE-2023-21823

Date de publication :

Une vulnérabilité dans le composant graphique de Microsoft Windows permet à un attaquant local authentifié, en exécutant un programme spécifiquement forgé, d’exécuter du code arbitraire à distance avec les privilèges SYSTEM.

CVE-2023-21823

[Score CVSS v3.1: 7.8]

Informations

La faille est activement exploitée : Oui

Un correctif existe : Oui

Une mesure de contournement existe : Non

Risques

Exécution de code arbitraire
Élévation de privilèges

Exploitation

La vulnérabilité exploitée est du type
En cours de recherche

Détails sur l'exploitation
•    Vecteur d'attaque : Local.
•    Complexité de l'attaque : Faible.
•    Privilèges nécessaires pour réaliser l'attaque : Authentification utilisateur simple.
•    Interaction d'un utilisateur ayant accès au produit est-elle nécessaire : Non.
•    L'exploitation de la faille permet d'obtenir des droits privilégiés : Oui.

Preuve de concept
Actuellement, aucune preuve de concept n'est disponible en sources ouvertes.

Systèmes ou composants affectés

Produits Microsoft affectés

Windows Server 2012 R2 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 (Server Core installation)
Windows Server 2012
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2016 (Server Core installation)
Windows Server 2016
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 for 32-bit Systems
Windows 10 Version 22H2 for 32-bit Systems
Windows 10 Version 22H2 for ARM64-based Systems
Windows 10 Version 22H2 for x64-based Systems
Windows 11 Version 22H2 for x64-based Systems
Windows 11 Version 22H2 for ARM64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 11 version 21H2 for ARM64-based Systems
Windows 11 version 21H2 for x64-based Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for x64-based Systems
Windows Server 2022 (Server Core installation)
Windows Server 2022
Windows Server 2019 (Server Core installation)
Windows Server 2019
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Microsoft Office for iOS
Microsoft Office for Android
Microsoft Office for Universal

Solutions ou recommandations

Appliquer les correctifs suivants :

  • Windows Server 2012 R2 (Server Core installation) : [KB5022899] [KB5022894]
  • Windows Server 2012 R2 : [KB5022899] [KB5022894]
  • Windows Server 2012 (Server Core installation) : [KB5022903] [KB5022895]
  • Windows Server 2012 : [KB5022903] [KB5022895]
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) : [KB5022872] [KB5022874]
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 : [KB5022872] [KB5022874]
  • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) : [KB5022890] [KB5022893]
  • Windows Server 2008 for x64-based Systems Service Pack 2 : [KB5022890] [KB5022893]
  • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) : [KB5022890] [KB5022893]
  • Windows Server 2008 for 32-bit Systems Service Pack 2 : [KB5022890] [KB5022893]
  • Windows Server 2016 (Server Core installation) : [KB5022838]
  • Windows Server 2016 : [KB5022838]
  • Windows 10 Version 1607 for x64-based Systems : [KB5022838]
  • Windows 10 Version 1607 for 32-bit Systems : [KB5022838]
  • Windows 10 for x64-based Systems : [KB5022858]
  • Windows 10 for 32-bit Systems : [KB5022858]
  • Windows 10 Version 22H2 for 32-bit Systems : [KB5022834]
  • Windows 10 Version 22H2 for ARM64-based Systems : [KB5022834]
  • Windows 10 Version 22H2 for x64-based Systems : [KB5022834]
  • Windows 11 Version 22H2 for x64-based Systems : [KB5022845]
  • Windows 11 Version 22H2 for ARM64-based Systems : [KB5022845]
  • Windows 10 Version 21H2 for x64-based Systems : [KB5022834]
  • Windows 10 Version 21H2 for ARM64-based Systems : [KB5022834]
  • Windows 10 Version 21H2 for 32-bit Systems : [KB5022834]
  • Windows 11 version 21H2 for ARM64-based Systems : [KB5022836]
  • Windows 11 version 21H2 for x64-based Systems : [KB5022836]
  • Windows 10 Version 20H2 for ARM64-based Systems : [KB5022834]
  • Windows 10 Version 20H2 for 32-bit Systems : [KB5022834]
  • Windows 10 Version 20H2 for x64-based Systems : [KB5022834]
  • Windows Server 2022 (Server Core installation) : [KB5022842]
  • Windows Server 2022 : [KB5022842]
  • Windows Server 2019 (Server Core installation) : [KB5022840]
  • Windows Server 2019 : [KB5022840]
  • Windows 10 Version 1809 for ARM64-based Systems : [KB5022840]
  • Windows 10 Version 1809 for x64-based Systems : [KB5022840]
  • Windows 10 Version 1809 for 32-bit Systems : [KB5022840]
  • Microsoft Office for iOS : [Release Notes]
  • Microsoft Office for Android : [Release Notes]
  • Microsoft Office for Universal : [Release Notes]

Des informations complémentaires sont disponibles dans le bulletin de Microsoft.

Liens