Intrusion Prevention

MS.Remote.Desktop.Client.Heap.Corruption

Description

This indicates an attack attempt against a Heap Overflow vulnerability in Microsoft Remote Desktop Connection (formerly known as Terminal Services Client).
The vulnerability is caused by an error when the vulnerable software handles a malicious server response packet. It allows a remote attacker to execute arbitrary code via sending a crafted response packet.

Affected Products

Microsoft Windows 2000 Service Pack 4
Windows XP Service Pack 2
Windows XP Service Pack 2
Windows XP Service Pack 2
Windows XP Service Pack 3
Windows XP Professional x64 Edition Service Pack 2
Windows Server 2003 Service Pack 2
Windows Server 2003 Service Pack 2
Windows Server 2003 x64 Edition Service Pack 2
Windows Server 2003 x64 Edition Service Pack 2
Windows Server 2003 with SP2 for Itanium-based Systems
Windows Vista
Windows Vista Service Pack 1 and Windows Vista Service Pack 2
Windows Vista x64 Edition
Windows Vista x64 Edition Service Pack 1 and Windows Vista x64 Edition Service Pack 2
Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit Systems Service Pack 2*
Windows Server 2008 for x64-based Systems and Windows Server 2008 for x64-based Systems Service Pack 2*
Windows Server 2008 for Itanium-based Systems and Windows Server 2008 for Itanium-based Systems Service Pack 2
Mac OS X Remote Desktop Connection Client for Mac 2.0.1

Impact

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

Recommended Actions

Apply patch, available from the website.
http://www.microsoft.com/technet/security/Bulletin/MS09-044.mspx

CVE References

CVE-2009-1133