Intrusion Prevention

MS.IE.Event.Invalid.Pointer.Memory.Corruption

Description

This indicates an attack attempt against a memory-corruption vulnerability in Microsoft Internet Explorer.
The vulnerability is caused by an error when the vulnerable software handles a web page that includes script which contains a malicious event handler. It allows a remote attacker to execute arbitrary code via sending a crafted web page.

Affected Products

Microsoft Windows 2000 Service Pack 4
Windows XP Service Pack 2 and Windows XP Service Pack 3
Windows XP Professional x64 Edition Service Pack 2
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, 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
Windows 7
Windows 7 for x64-based Systems
Windows Server 2008 R2 for x64-based Systems
Windows Server 2008 R2 for Itanium-based Systems
Internet Explorer 6 Service Pack 1 on Microsoft Windows 2000 Service Pack 4
Internet Explorer 6 for Windows XP Service Pack 2, Windows XP Service Pack 3, and Windows XP Professional x64 Edition Service Pack 2
Internet Explorer 6 for Windows Server 2003 Service Pack 2, Windows Server 2003 with SP2 for Itanium-based Systems, and Windows Server 2003 x64 Edition Service Pack 2
Internet Explorer 7 for Windows XP Service Pack 2 and Windows XP Service Pack 3, and Windows XP Professional x64 Edition Service Pack 2
Internet Explorer 7 for Windows Server 2003 Service Pack 2, Windows Server 2003 with SP2 for Itanium-based Systems, and Windows Server 2003 x64 Edition Service Pack 2
Internet Explorer 7 in Windows Vista, Windows Vista Service Pack 1, Windows Vista Service Pack 2, Windows Vista x64 Edition, Windows Vista x64 Edition Service Pack 1, and Windows Vista x64 Edition Service Pack 2
Internet Explorer 7 in Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit Systems Service Pack 2
Internet Explorer 7 in Windows Server 2008 for Itanium-based Systems and Windows Server 2008 for Itanium-based Systems Service Pack 2
Internet Explorer 7 in Windows Server 2008 for x64-based Systems and Windows Server 2008 for x64-based Systems Service Pack 2
Internet Explorer 8 for Windows XP Service Pack 2, Windows XP Service Pack 3, and Windows XP Professional x64 Edition Service Pack 2
Internet Explorer 8 for Windows Server 2003 Service Pack 2, and Windows Server 2003 x64 Edition Service Pack 2
Internet Explorer 8 in Windows Vista, Windows Vista Service Pack 1, Windows Vista Service Pack 2, Windows Vista x64 Edition, Windows Vista x64 Edition Service Pack 1, and Windows Vista x64 Edition Service Pack 2
Internet Explorer 8 in Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit Systems Service Pack 2
Internet Explorer 8 in Windows Server 2008 for x64-based Systems and Windows Server 2008 for x64-based Systems Service Pack 2
Internet Explorer 8 in Windows 7 for 32-bit Systems
Internet Explorer 8 in Windows 7 for x64-based Systems
Internet Explorer 8 in Windows Server 2008 R2 for x64-based Systems
Internet Explorer 8 in Windows Server 2008 R2 for Itanium-based Systems
Non-Affected Software
Internet Explorer 5.01 Service Pack 4 for Microsoft Windows 2000 Service Pack 4

Impact

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

CVE References

CVE-2010-0249