Microsoft - CVE-2025-33073

Date de publication :

Un défaut de contrôle d’accès dans Microsoft SMB permet à un attaquant authentifié, en envoyant des requêtes spécifiquement forgées, d'élever ses privilèges vers des privilèges SYSTEM.

Informations

La faille est activement exploitée : Non

Un correctif existe : Oui

Une mesure de contournement existe : Non

Risques

Élévation de privilèges

Exploitation

La vulnérabilité exploitée est du type
CWE-284: Improper Access Control

Détails sur l'exploitation
•    Vecteur d'attaque : Réseau
•    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
Une preuve de concept est disponible en sources ouvertes.

Systèmes ou composants affectés

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 Server 2012 R2 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 (Server Core installation)
Windows Server 2012
Windows 10 for x64-based Systems
Windows 10 for 32-bit Systems
Windows Server 2025
Windows 11 Version 24H2 for x64-based Systems
Windows 11 Version 24H2 for ARM64-based Systems
Windows Server 2022, 23H2 Edition (Server Core installation)
Windows 11 Version 23H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows Server 2025 (Server Core installation)
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 Server 2022 (Server Core installation)
Windows Server 2022
Windows Server 2019 (Server Core installation)
Windows Server 2019
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 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) : [KB5061078] [KB5061036]
•    Windows Server 2008 R2 for x64-based Systems Service Pack 1 : [KB5061078] [KB5061036]
•    Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) : [KB5061026] [KB5061072]
•    Windows Server 2008 for x64-based Systems Service Pack 2 : [KB5061026] [KB5061072]
•    Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) : [KB5061026] [KB5061072]
•    Windows Server 2008 for 32-bit Systems Service Pack 2 : [KB5061026] [KB5061072]
•    Windows Server 2016 (Server Core installation) : [KB5061010]
•    Windows Server 2016 : [KB5061010]
•    Windows 10 Version 1607 for x64-based Systems : [KB5061010]
•    Windows 10 Version 1607 for 32-bit Systems : [KB5061010]
•    Windows Server 2012 R2 (Server Core installation) : [KB5061018]
•    Windows Server 2012 R2 : [KB5061018]
•    Windows Server 2012 (Server Core installation) : [KB5061059]
•    Windows Server 2012 : [KB5061059]
•    Windows 10 for x64-based Systems : [KB5060998]
•    Windows 10 for 32-bit Systems : [KB5060998]
•    Windows Server 2025 : [KB5060842] [KB5060841]
•    Windows 11 Version 24H2 for x64-based Systems : [KB5060842] [KB5060841]
•    Windows 11 Version 24H2 for ARM64-based Systems : [KB5060842] [KB5060841]
•    Windows Server 2022, 23H2 Edition (Server Core installation) : [KB5060118]
•    Windows 11 Version 23H2 for x64-based Systems : [KB5060999]
•    Windows 11 Version 23H2 for ARM64-based Systems : [KB5060999]
•    Windows Server 2025 (Server Core installation) : [KB5060842] [KB5060841]
•    Windows 10 Version 22H2 for 32-bit Systems : [KB5060533]
•    Windows 10 Version 22H2 for ARM64-based Systems : [KB5060533]
•    Windows 10 Version 22H2 for x64-based Systems : [KB5060533]
•    Windows 11 Version 22H2 for x64-based Systems : [KB5060999]
•    Windows 11 Version 22H2 for ARM64-based Systems : [KB5060999]
•    Windows 10 Version 21H2 for x64-based Systems : [KB5060533]
•    Windows 10 Version 21H2 for ARM64-based Systems : [KB5060533]
•    Windows 10 Version 21H2 for 32-bit Systems : [KB5060533]
•    Windows Server 2022 (Server Core installation) : [KB5060526] [KB5060525]
•    Windows Server 2022 : [KB5060526] [KB5060525]
•    Windows Server 2019 (Server Core installation) : [KB5060531]
•    Windows Server 2019 : [KB5060531]
•    Windows 10 Version 1809 for x64-based Systems : [KB5060531]
•    Windows 10 Version 1809 for 32-bit Systems : [KB5060531]

Des informations complémentaires sont disponibles dans le bulletin de Microsoft.