Microsoft - CVE-2021-43207
Date de publication : 26/05/2023
Un défaut dans le pilote Windows Common Log File System de Microsoft permet à un attaquant authentifié, en envoyant des requêtes spécifiquement forgées, d’élever ses privilèges.
Informations
La faille est activement exploitée : Oui
Un correctif existe : Oui
Une mesure de contournement existe : Non
Élévation de privilèges
Exploitation
La vulnérabilité exploitée est du type
CWE-264: Permissions, Privileges, and Access Controls
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
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 RT 8.1
Windows 8.1 for x64-based systems
Windows 8.1 for 32-bit systems
Windows 7 for x64-based Systems Service Pack 1
Windows 7 for 32-bit Systems Service Pack 1
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 21H2 for x64-based Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 11 for ARM64-based Systems
Windows 11 for x64-based Systems
Windows Server, version 20H2 (Server Core Installation)
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, version 2004 (Server Core installation)
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows Server 2022 (Server Core installation)
Windows Server 2022
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 21H1 for x64-based Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
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
Solutions ou recommandations
Appliquer les correctifs suivants :
• Windows Server 2012 R2 (Server Core installation) : [KB5008263] [KB5008285]
• Windows Server 2012 R2 : [KB5008263] [KB5008285]
• Windows Server 2012 (Server Core installation) : [KB5008277] [KB5008255]
• Windows Server 2012 : [KB5008277] [KB5008255]
• Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) : [KB5008244] [KB5008282]
• Windows Server 2008 R2 for x64-based Systems Service Pack 1 : [KB5008244] [KB5008282]
• Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) : [KB5008274] [KB5008271]
• Windows Server 2008 for x64-based Systems Service Pack 2 : [KB5008274] [KB5008271]
• Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) : [KB5008274] [KB5008271]
• Windows Server 2008 for 32-bit Systems Service Pack 2 : [KB5008274] [KB5008271]
• Windows RT 8.1 : [KB5008263]
• Windows 8.1 for x64-based systems : [KB5008263] [KB5008285]
• Windows 8.1 for 32-bit systems : [KB5008263] [KB5008285]
• Windows 7 for x64-based Systems Service Pack 1 : [KB5008244] [KB5008282]
• Windows 7 for 32-bit Systems Service Pack 1 : [KB5008244] [KB5008282]
• Windows Server 2016 (Server Core installation) : [KB5008207]
• Windows Server 2016 : [KB5008207]
• Windows 10 Version 1607 for x64-based Systems : [KB5008207]
• Windows 10 Version 1607 for 32-bit Systems : [KB5008207]
• Windows 10 for x64-based Systems : [KB5008230]
• Windows 10 for 32-bit Systems : [KB5008230]
• Windows 10 Version 21H2 for x64-based Systems : [KB5008212]
• Windows 10 Version 21H2 for ARM64-based Systems : [KB5008212]
• Windows 10 Version 21H2 for 32-bit Systems : [KB5008212]
• Windows 11 for ARM64-based Systems : [KB5008215]
• Windows 11 for x64-based Systems : [KB5008215]
• Windows Server, version 20H2 (Server Core Installation) : [KB5008212]
• Windows 10 Version 20H2 for ARM64-based Systems : [KB5008212]
• Windows 10 Version 20H2 for 32-bit Systems : [KB5008212]
• Windows 10 Version 20H2 for x64-based Systems : [KB5008212]
• Windows Server, version 2004 (Server Core installation) : [KB5008212]
• Windows 10 Version 2004 for x64-based Systems : [KB5008212]
• Windows 10 Version 2004 for ARM64-based Systems : [KB5008212]
• Windows 10 Version 2004 for 32-bit Systems : [KB5008212]
• Windows Server 2022 (Server Core installation) : [KB5008223]
• Windows Server 2022 : [KB5008223]
• Windows 10 Version 21H1 for 32-bit Systems : [KB5008212]
• Windows 10 Version 21H1 for ARM64-based Systems : [KB5008212]
• Windows 10 Version 21H1 for x64-based Systems : [KB5008212]
• Windows 10 Version 1909 for ARM64-based Systems : [KB5008206]
• Windows 10 Version 1909 for x64-based Systems : [KB5008206]
• Windows 10 Version 1909 for 32-bit Systems : [KB5008206]
• Windows Server 2019 (Server Core installation) : [KB5008218]
• Windows Server 2019 : [KB5008218]
• Windows 10 Version 1809 for ARM64-based Systems : [KB5008218]
• Windows 10 Version 1809 for x64-based Systems : [KB5008218]
• Windows 10 Version 1809 for 32-bit Systems : [KB5008218]
Des informations complémentaires sont disponibles dans le bulletin de Microsoft.