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Microsoft Internet Explorer WMF Image Parsing Vulnerability
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Secunia Advisory:
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SA18729
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Release Date:
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2006-02-08
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Last Update:
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2006-02-14
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Critical:
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Highly critical
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Impact:
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System access
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Microsoft Internet Explorer 5.01
Microsoft Internet Explorer 5.5
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| | CVE reference: | CVE-2006-0020 (Secunia mirror)
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Description:
A vulnerability has been reported in Internet Explorer, which can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to an error within the parsing of WMF images and can be exploited to corrupt system memory.
Successful exploitation allows execution of arbitrary code on a user's system by e.g. tricking the user to visit a malicious web site hosting a specially crafted WMF file or via an email message containing a specially crafted attachment.
The vulnerability has been reported in the following versions:
* Internet Explorer 5.01 Service Pack 4 on Microsoft Windows 2000 Service Pack 4
* Internet Explorer 5.5 Service Pack 2 on Microsoft Windows Millennium.
The vulnerability does not affect the following versions of Windows:
* Windows XP Service Pack 1
* Windows XP Service Pack 2
* Windows XP Professional x64 Edition
* Windows Server 2003
* Windows Server 2003 Service Pack 1
* Windows Server 2003 for Itanium-based Systems
* Windows Server 2003 with Service Pack 1 for Itanium-based Systems
* Windows Server 2003 x64 Edition
NOTE: The vulnerability may also be exploitable through other applications handling WMF images.
Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector.
Solution:
Apply patch.
Internet Explorer 5.01 SP4 on Windows 2000 SP4:
http://www.microsoft.com/downloads/de...=C0DF2FC3-2075-46B5-945F-6E0BD6806151
Users of Window Millennium should upgrade to Internet Explorer 6 SP1, which is unaffected.
http://www.microsoft.com/windows/ie/downloads/critical/ie6sp1/default.mspx
Changelog:
2006-02-10: Added link to US-CERT vulnerability note.
2006-02-14: Microsoft releases security bulletin.
Original Advisory:
Microsoft KB913333:
http://www.microsoft.com/technet/security/advisory/913333.mspx
MS06-004 (KB910620):
http://www.microsoft.com/technet/security/Bulletin/MS06-004.mspx
Other References:
US-CERT VU#312956:
http://www.kb.cert.org/vuls/id/312956
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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