BID:20875

Microsoft Internet Explorer MHTML Denial of Service Vulnerability

Info

Microsoft Internet Explorer MHTML Denial of Service Vulnerability

Bugtraq ID:	20875
Class:	Failure to Handle Exceptional Conditions
CVE:
Remote:	Yes
Local:	No
Published:	Nov 02 2006 12:00AM
Updated:	Nov 02 2006 09:07PM
Credit:	Positive Technoligies 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

Not Vulnerable:

Discussion

Microsoft Internet Explorer MHTML Denial of Service Vulnerability

Microsoft Internet Explorer is prone to a denial-of-service vulnerability. This issue occurs when Internet Explorer attempts to parse certain malformed HTML content.

Successfully exploiting this issue will cause the affected application to crash, denying service to legitimate users.

Internet Explorer 7 is vulnerable to this issue; other versions may also be affected.

Exploit / POC

Microsoft Internet Explorer MHTML Denial of Service Vulnerability

The following sample MHTML file is available that demonstrates crashing Internet Explorer:

/data/vulnerabilities/exploits/20875.mhtml

Solution / Fix

Microsoft Internet Explorer MHTML 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 MHTML Denial of Service Vulnerability

References:

Internet Explorer Homepage (Microsoft)