BID:20812

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

Info

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

Bugtraq ID:	20812
Class:	Failure to Handle Exceptional Conditions
CVE:
Remote:	Yes
Local:	No
Published:	Oct 30 2006 12:00AM
Updated:	Oct 31 2006 06:32PM
Credit:	Wojciech H <[email protected]> is credited with the discovery of this vulnerability.
Vulnerable:	Microsoft Internet Explorer 7.0 + Microsoft Windows Server 2003 Sp2 X64 + Microsoft Windows Server 2003 Sp2 X64 + Microsoft Windows Server 2003 SP2 + Microsoft Windows Server 2003 SP2 + Microsoft Windows Server 2003 SP2 + Microsoft Windows Server 2003 Sp1 X64 + Microsoft Windows Server 2003 Sp1 X64 + Microsoft Windows Server 2003 SP1 + Microsoft Windows Server 2003 SP1 + Microsoft Windows Server 2003 Itanium SP2 + Microsoft Windows Server 2003 Itanium SP2 + Microsoft Windows Server 2003 Itanium SP2 + Microsoft Windows Server 2003 Itanium SP1 + Microsoft Windows Server 2003 Itanium SP1 + Microsoft Windows Server 2003 Itanium 0 + Microsoft Windows Server 2003 Itanium 0 + Microsoft Windows Server 2003 x64 SP2 + Microsoft Windows Server 2003 x64 SP2 + Microsoft Windows Server 2003 x64 SP2 + Microsoft Windows Server 2008 for 32-bit Systems SP2 + Microsoft Windows Server 2008 for 32-bit Systems SP2 + Microsoft Windows Server 2008 for 32-bit Systems SP2 + Microsoft Windows Server 2008 for 32-bit Systems 0 + Microsoft Windows Server 2008 for 32-bit Systems 0 + Microsoft Windows Server 2008 for 32-bit Systems 0 + Microsoft Windows Server 2008 for Itanium-based Systems SP2 + Microsoft Windows Server 2008 for Itanium-based Systems SP2 + Microsoft Windows Server 2008 for Itanium-based Systems SP2 + Microsoft Windows Server 2008 for Itanium-based Systems 0 + Microsoft Windows Server 2008 for Itanium-based Systems 0 + Microsoft Windows Server 2008 for Itanium-based Systems 0 + Microsoft Windows Server 2008 for x64-based Systems SP2 + Microsoft Windows Server 2008 for x64-based Systems SP2 + Microsoft Windows Server 2008 for x64-based Systems SP2 + Microsoft Windows Server 2008 for x64-based Systems R2 + Microsoft Windows Server 2008 for x64-based Systems R2 + Microsoft Windows Server 2008 for x64-based Systems 0 + Microsoft Windows Server 2008 for x64-based Systems 0 + Microsoft Windows Server 2008 for x64-based Systems 0 + Microsoft Windows Vista Ultimate + Microsoft Windows Vista Ultimate + Microsoft Windows Vista Ultimate + Microsoft Windows Vista Ultimate + Microsoft Windows Vista Ultimate + Microsoft Windows Vista Ultimate + Microsoft Windows Vista SP2 + Microsoft Windows Vista SP2 + Microsoft Windows Vista SP2 + Microsoft Windows Vista SP1 + Microsoft Windows Vista SP1 + Microsoft Windows Vista SP1 + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Premium + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Home Basic + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Enterprise + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista Business + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista 0 + Microsoft Windows Vista Enterprise 64-bit edition SP2 + Microsoft Windows Vista Enterprise 64-bit edition SP2 + Microsoft Windows Vista Enterprise 64-bit edition SP1 + Microsoft Windows Vista Enterprise 64-bit edition SP1 + Microsoft Windows Vista Enterprise 64-bit edition 0 + Microsoft Windows Vista Enterprise 64-bit edition 0 + Microsoft Windows Vista Home Basic 64-bit edition Sp1 X64 + Microsoft Windows Vista Home Basic 64-bit edition Sp1 X64 + Microsoft Windows Vista Home Basic 64-bit edition SP1 + Microsoft Windows Vista Home Basic 64-bit edition SP1 + Microsoft Windows Vista Home Basic 64-bit edition 0 + Microsoft Windows Vista Home Basic 64-bit edition 0 + Microsoft Windows Vista Home Premium 64-bit edition SP2 + Microsoft Windows Vista Home Premium 64-bit edition SP2 + Microsoft Windows Vista Home Premium 64-bit edition SP1 + Microsoft Windows Vista Home Premium 64-bit edition SP1 + Microsoft Windows Vista Home Premium 64-bit edition 0 + Microsoft Windows Vista Home Premium 64-bit edition 0 + Microsoft Windows Vista x64 Edition SP2 + Microsoft Windows Vista x64 Edition SP2 + Microsoft Windows Vista x64 Edition SP2 + Microsoft Windows Vista x64 Edition SP1 + Microsoft Windows Vista x64 Edition SP1 + Microsoft Windows Vista x64 Edition SP1 + Microsoft Windows Vista x64 Edition 0 + Microsoft Windows Vista x64 Edition 0 + Microsoft Windows Vista x64 Edition 0 + Microsoft Windows Vista x64 Edition Service Pack 2 0 + Microsoft Windows XP 0 + Microsoft Windows XP 0 + Microsoft Windows XP Embedded SP3 + Microsoft Windows XP Embedded SP3 + Microsoft Windows XP Embedded SP3 + Microsoft Windows XP Home SP3 + Microsoft Windows XP Home SP3 + Microsoft Windows XP Home SP3 + Microsoft Windows XP Home SP2 + Microsoft Windows XP Home SP2 + Microsoft Windows XP Home SP1 + Microsoft Windows XP Home SP1 + Microsoft Windows XP Media Center Edition SP3 + Microsoft Windows XP Media Center Edition SP3 + Microsoft Windows XP Media Center Edition SP3 + Microsoft Windows XP Professional SP3 + Microsoft Windows XP Professional SP3 + Microsoft Windows XP Professional SP3 + Microsoft Windows XP Professional SP2 + Microsoft Windows XP Professional SP2 + Microsoft Windows XP Professional SP1 + Microsoft Windows XP Professional SP1 + Microsoft Windows XP Professional + Microsoft Windows XP Professional + Microsoft Windows XP Professional x64 Edition SP3 + Microsoft Windows XP Professional x64 Edition SP3 + Microsoft Windows XP Professional x64 Edition SP2 + Microsoft Windows XP Professional x64 Edition SP2 + Microsoft Windows XP Professional x64 Edition SP2 + Microsoft Windows XP Professional x64 Edition + Microsoft Windows XP Professional x64 Edition + Microsoft Windows XP Service Pack 3 0 + Microsoft Windows XP Service Pack 3 0 + Microsoft Windows XP Tablet PC Edition SP3 + Microsoft Windows XP Tablet PC Edition SP3 + Microsoft Windows XP Tablet PC Edition SP3 Microsoft Internet Explorer 6.0 SP1 Microsoft Internet Explorer 6.0 - Microsoft Windows 2000 Advanced Server SP2 - Microsoft Windows 2000 Advanced Server SP2 - Microsoft Windows 2000 Advanced Server SP2 - Microsoft Windows 2000 Advanced Server SP1 - Microsoft Windows 2000 Advanced Server SP1 - Microsoft Windows 2000 Advanced Server SP1 - Microsoft Windows 2000 Advanced Server - Microsoft Windows 2000 Advanced Server - Microsoft Windows 2000 Advanced Server - Microsoft Windows 2000 Datacenter Server SP2 - Microsoft Windows 2000 Datacenter Server SP2 - Microsoft Windows 2000 Datacenter Server SP2 - Microsoft Windows 2000 Datacenter Server SP1 - Microsoft Windows 2000 Datacenter Server SP1 - Microsoft Windows 2000 Datacenter Server SP1 - Microsoft Windows 2000 Datacenter Server - Microsoft Windows 2000 Datacenter Server - Microsoft Windows 2000 Datacenter Server - Microsoft Windows 2000 Professional SP2 - Microsoft Windows 2000 Professional SP2 - Microsoft Windows 2000 Professional SP2 - Microsoft Windows 2000 Professional SP1 - Microsoft Windows 2000 Professional SP1 - Microsoft Windows 2000 Professional SP1 - Microsoft Windows 2000 Professional - Microsoft Windows 2000 Professional - Microsoft Windows 2000 Professional - Microsoft Windows 2000 Server SP2 - Microsoft Windows 2000 Server SP2 - Microsoft Windows 2000 Server SP2 - Microsoft Windows 2000 Server SP1 - Microsoft Windows 2000 Server SP1 - Microsoft Windows 2000 Server SP1 - Microsoft Windows 2000 Server - Microsoft Windows 2000 Server - Microsoft Windows 2000 Server - Microsoft Windows 2000 Terminal Services SP2 - Microsoft Windows 2000 Terminal Services SP2 - Microsoft Windows 2000 Terminal Services SP2 - Microsoft Windows 2000 Terminal Services SP1 - Microsoft Windows 2000 Terminal Services SP1 - Microsoft Windows 2000 Terminal Services SP1 - Microsoft Windows 2000 Terminal Services - Microsoft Windows 2000 Terminal Services - Microsoft Windows 2000 Terminal Services - Microsoft Windows 98 - Microsoft Windows 98 - Microsoft Windows 98 - Microsoft Windows 98SE - Microsoft Windows 98SE - Microsoft Windows 98SE - Microsoft Windows ME - Microsoft Windows ME - Microsoft Windows ME - Microsoft Windows NT 4.0 SP6a - Microsoft Windows NT 4.0 SP6a - Microsoft Windows NT Enterprise Server 4.0 SP6a - Microsoft Windows NT Enterprise Server 4.0 SP6a - Microsoft Windows NT Enterprise Server 4.0 SP6a - Microsoft Windows NT Server 4.0 SP6a - Microsoft Windows NT Server 4.0 SP6a - Microsoft Windows NT Server 4.0 SP6a - Microsoft Windows NT Terminal Server 4.0 SP6a - Microsoft Windows NT Terminal Server 4.0 SP6a - Microsoft Windows NT Workstation 4.0 SP6a - Microsoft Windows NT Workstation 4.0 SP6a - Microsoft Windows NT Workstation 4.0 SP6a + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition Itanium 0 + Microsoft Windows Server 2003 Datacenter Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows XP Home + Microsoft Windows XP Home + Microsoft Windows XP Home + Microsoft Windows XP Professional + Microsoft Windows XP Professional + Microsoft Windows XP Professional

Not Vulnerable:

Discussion

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

Microsoft Internet Explorer is prone to a denial-of-service vulnerability. This issue occurs when Internet Explorer attempts to execute certain JavaScript code.

Successfully exploiting this issue will cause the affected application to crash, denying service to legitimate users. Code execution may potentially be possible, but this has not been confirmed.

Internet Explorer 6 and 7 are vulnerable to this issue; other versions may also be affected.

Exploit / POC

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

The following exploit code is available that demonstrates crashing Internet Explorer:

/data/vulnerabilities/exploits/20812.zip

Solution / Fix

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected]:[email protected].

References

Microsoft Internet Explorer RemoveChild Denial of Service Vulnerability

References:

Internet Explorer 6&7 Bug/Crash (Wojciech H )
Internet Explorer Homepage (Microsoft)