Content

Microsoft Internet Explorer STYLE Object Code Execution Vulnerability (977981)

Type
Logic error
Impact of exploitation
Remote Code Execution
User Interaction
user interaction is needed
Attack Vector
Website with malicious content
Rating
High
CVE reference
CVE-2009-3672,
Vendor Status
Responded, not patched
Vulnerable systems
Internet Explorer  6 SP1 Windows 2000 SP4,
Internet Explorer  6 SP1,
Internet Explorer  6 Microsoft Windows Server 2003 SP1,
Internet Explorer  6 Windows Server 2003 SP1,
Internet Explorer  6 Windows Server 2003 SP1 Itanium,
Internet Explorer  6 Windows Server 2003 SP2,
Internet Explorer  6 Windows XP Professional X64 Edition SP2,
Internet Explorer  6 Windows XP SP2,
Internet Explorer  7,
Internet Explorer  7 Windows Server 2003 SP2 Itanium,
Internet Explorer  7 Windows 2000 SP4,
Internet Explorer  7 Windows Vista SP1,
Internet Explorer  7 Windows Vista X64 Edition SP1,
Internet Explorer  7 Windows Server 2008 X64 Edition,
Internet Explorer  7 Windows Server 2008 X32 Edition,
Internet Explorer  7 Windows Server 2008 Itanium Edition,
Internet Explorer  7 Windows XP SP2,
Internet Explorer  7 Windows XP Professional X64 Edition SP2,
Summary
A vulnerability in Microsoft Internet Explorer may allow remote code execution.

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Description

A vulnerability in Microsoft Internet Explorer may allow remote code execution. Microsoft Internet Explorer 6 and 7 allows remote attackers to execute arbitrary code via vectors involving a call to the getElementsByTagName method for the STYLE tag name, selection of the single element in the returned list, and a change to the outerHTML property of this element Exploitation can be achieved via a specially-crafted web page. Failed exploit attempts may result in an application crash (denial-of-service)

McAfee Product Mitigation & Recommendations

Recommendations

McAfee is currently unaware of a vendor-supplied patch or update (11/23/2009).

McAfee Product Mitigation

McAfee Foundstone
Signature:
Microsoft Internet Explorer STYLE Object Code Execution Vulnerability
Signature identifier:
7401
Release date:
11/24/2009
McAfee Intrushield
Signature:
UDS-HTTP: Microsoft Internet Explorer STYLE Object Code Execution Vulnerability
Signature identifier:
0x40270E00
Release date:
11/23/2009
First released in:
UDS
McAfee VirusScan Enterprise 8.5i (VSE8.5i) /Total Protection for Small Business (ToPS SB) Buffer Overflow Protection
Signature:
Buffer Overflow Protection
Release date:
11/30/2006
First released in:
Build 354

Additional Resources

Microsoft Internet Explorer CSS Handling Code Execution Vulnerability (0day)

http://www.vupen.com/english/advisories/2009/3301

IE7

http://seclists.org/bugtraq/2009/Nov/148

Microsoft Security Advisory (977981) Vulnerability in Internet Explorer Could Allow Remote Code Execution

http://www.microsoft.com/technet/security/advisory/977981.mspx

All Information

Timeline -

11/23/2009

Vendor has provided information on the vulnerability.

11/21/2009

Vulnerability information has been publicly disclosed.

11/20/2009

Vulnerability information has been publicly disclosed.

11/20/2009

A proof of concept has been released.

Description -

A vulnerability in Microsoft Internet Explorer may allow remote code execution. Microsoft Internet Explorer 6 and 7 allows remote attackers to execute arbitrary code via vectors involving a call to the getElementsByTagName method for the STYLE tag name, selection of the single element in the returned list, and a change to the outerHTML property of this element Exploitation can be achieved via a specially-crafted web page. Failed exploit attempts may result in an application crash (denial-of-service)

McAfee Product Mitigation & Recommendations

Recommendations -

McAfee is currently unaware of a vendor-supplied patch or update (11/23/2009).

McAfee Product Mitigation

McAfee Foundstone
Signature:
Microsoft Internet Explorer STYLE Object Code Execution Vulnerability
Signature identifier:
7401
Release date:
11/24/2009
McAfee Intrushield
Signature:
UDS-HTTP: Microsoft Internet Explorer STYLE Object Code Execution Vulnerability
Signature identifier:
0x40270E00
Release date:
11/23/2009
First released in:
UDS
McAfee VirusScan Enterprise 8.5i (VSE8.5i) /Total Protection for Small Business (ToPS SB) Buffer Overflow Protection
Signature:
Buffer Overflow Protection
Release date:
11/30/2006
First released in:
Build 354

Additional Resources

Additional Resources -

Microsoft Internet Explorer CSS Handling Code Execution Vulnerability (0day)

http://www.vupen.com/english/advisories/2009/3301

IE7

http://seclists.org/bugtraq/2009/Nov/148

Microsoft Security Advisory (977981) Vulnerability in Internet Explorer Could Allow Remote Code Execution

http://www.microsoft.com/technet/security/advisory/977981.mspx