Intrusion Prevention

MS.Windows.TCP.Orphaned.Connections.DoS

Description

This indicates a possible attack against a Denial of Services (DoS) vulnerability in the Microsoft Windows TCP stack.

Affected Products

Windows 2000 Service Pack 4
Windows Server 2003 Service Pack 2
Windows Server 2003 x64 Edition Service Pack 2
Windows Server 2003 with SP2 for Itanium-based Systems
Windows Vista, its SP1 and its SP2
Windows Vista x64 Edition, its SP1 and its SP2.
Windows Server 2008 for 32-bit Systems and its Service Pack 2
Windows Server 2008 for x64-based Systems and its SP2
Windows Server 2008 for Itanium-based Systems and its SP2

Impact

Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Apply the patch, available from the website:
http://www.microsoft.com/technet/security/Bulletin/ms09-048.mspx

CVE References

CVE-2009-1926