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n.runs AG
http://www.nruns.com/ security(at)nruns.com
n.runs-SA-2008.008 21-October-2008
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Vendor: Microsoft
Affected Products: Internet Explorer 6
Internet Explorer 7
Windows XP SP2 & SP3
Windows 2000 SP4
Windows 2003 SP1
Vulnerability: Remote Code execution
Risk: High
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Overview
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A remote code execution vulnerability exists in Internet Explorer due to
accesses to uninitialized memory in certain cases of DTML constructs. As
a result, memory may be corrupted in such a way that an attacker could
execute arbitrary code in the context of the logged-on user.
Impact
------
An attacker could exploit the vulnerability by constructing a specially
prepared Website, when a user views the Web page, the vulnerability
could allow remote code execution. An attacker who successfully
exploited this vulnerability could gain the same user rights as the
logged-on user.
Solution
--------
Microsoft has issued an update to correct this vulnerability. More
details can be found at:
http://www.microsoft.com/technet/security/bulletin/MS08-058.mspx
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Vendor communication:
2008/07/07 Thierry sends notification to Microsoft
2008/07/07 Acknowledgement and Receipt
2008/10/14 Microsoft publishes
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Credits
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Vulnerability discovered by Thierry Zoller
About n.runs
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n.runs AG is a vendor-independent consulting company specializing in the
areas of: IT Infrastructure, IT Security and IT Business Consulting. In
2007, n.runs expanded its core business area, which until then had been
project based consulting, to include the development of high-end
security solutions. Application Protection System - Anti Virus (aps-AV)
is the first high-end security solution that n.runs is bringing to the
market.
Advisories can be found at : http://www.nruns.com/security_advisory.php
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----------------
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