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A  U  S  C  E  R  T                                           A  L  E  R  T

                       AL-2008.0089 -- AUSCERT ALERT
                                   [Win]
         MS08-046 - Vulnerability in Microsoft Windows Image Color
            Management System Could Allow Remote Code Execution
                              13 August 2008

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        AusCERT Alert Summary
        ---------------------

Product:              Windows Image Color Management
Publisher:            Microsoft
Operating System:     Windows Server 2003
                      Windows XP
                      Windows 2000
Impact:               Execute Arbitrary Code/Commands
Access:               Remote/Unauthenticated
CVE Names:            CVE-2008-2245

Original Bulletin:  
  http://www.microsoft.com/technet/security/bulletin/ms08-046.mspx

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Microsoft Security Bulletin MS08-046 - Critical

Vulnerability in Microsoft Windows Image Color Management System Could Allow
Remote Code Execution (952954)

   Published: August 12, 2008

   Version: 1.0

General Information

Executive Summary

   This update resolves a privately reported vulnerability in the
   Microsoft Image Color Management (ICM) system that could allow remote
   code execution in the context of the current user. If a user is logged
   on with administrative user rights, an attacker who successfully
   exploited this vulnerability could take complete control of an
   affected system. An attacker could then install programs; view,
   change, or delete data; or create new accounts with full user rights.
   Users whose accounts are configured to have fewer user rights on the
   system could be less impacted than users who operate with
   administrative user rights.

   This update is rated Critical for all supported versions of Microsoft
   Windows 2000, Windows XP and Windows Server 2003. For more
   information, see the subsection, Affected Software,
   in this section.

   Recommendation.  Microsoft recommends that customers apply the update
   immediately.

Affected Software

   Microsoft Windows 2000 Service Pack 4

   Windows XP Service Pack 2 and Windows XP Service Pack 3

   Windows XP Professional x64 Edition and Windows XP Professional
   x64 Edition Service Pack 2

   Windows Server 2003 Service Pack 1 and Windows Server 2003 Service
   Pack 2

   Windows Server 2003 x64 Edition and Windows Server 2003 x64
   Edition Service Pack 2

   Windows Server 2003 with SP1 for Itanium-based Systems and Windows
   Server 2003 with SP2 for Itanium-based Systems

Vulnerability Information

Microsoft Color Management System Vulnerability - CVE-2008-2245

   A remote code execution vulnerability exists in the way that Microsoft
   Color Management System (MSCMS) module of the Microsoft ICM component
   handles memory allocation. The vulnerability could allow remote code
   execution if a user opens a specially crafted image file. An attacker
   who successfully exploited this vulnerability could take complete
   control of an affected system. An attacker could then install
   programs; view, change, or delete data; or create new accounts.

Workarounds for Microsoft Color Management System Vulnerability -
CVE-2008-2245

   Turn off metafile processing by modifying the registry
   Customers who have applied MS07-017 can disable metafile processing by
   modifying the registry. This setting will help protect the affected
   system from attempts to exploit this vulnerability.

   Read e-mail messages in plain text format to help protect yourself
   from the HTML e-mail attack vector

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Incident Reporting Form at:

        http://www.auscert.org.au/render.html?it=3192

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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
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                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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