Intrusion Prevention

MS.SMB.Server.SMB1.MID.FID.Parsing.Remote.Code.Execution

Description

This indicates an attack attempt to exploit a Type Confusion vulnerability in Microsoft SMB Server.
The vulnerability is due to an error when the vulnerable software handles a maliciously crafted smb requests. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application, via crafted packets. This vulnerability was leaked as part of the Shadowbroker leak.

Affected Products

Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 Version 1511 for 32-bit Systems
Windows 10 Version 1511 for x64-based Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows 7 for 32-bit Systems Service Pack 1
Windows 7 for x64-based Systems Service Pack 1
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 for Itanium-Based Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Vista Service Pack 2
Windows Vista x64 Edition Service Pack 2

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://technet.microsoft.com/library/security/MS17-010

CVE References

CVE-2017-0143