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             AUSCERT External Security Bulletin Redistribution

                          ESB-2006.0836 -- [Win]
        MS06-067 - Cumulative Security Update for Internet Explorer
                             15 November 2006

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              Internet Explorer 5.01 and 6
Publisher:            Microsoft
Operating System:     Windows Server 2003
                      Windows XP
                      Windows 2000
Impact:               Execute Arbitrary Code/Commands
Access:               Remote/Unauthenticated
CVE Names:            CVE-2006-4777 CVE-2006-4687 CVE-2006-4446

Original Bulletin:
  http://www.microsoft.com/technet/security/Bulletin/MS06-067.mspx

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MS06-067 - Cumulative Security Update for Internet Explorer (922760)

Affected Software: 
   - Internet Explorer 5.01 Service Pack 4 on Windows 2000 Service Pack 4
   - Internet Explorer 6 Service Pack 1 on Windows 2000 Service Pack 4
   - Internet Explorer 6 for Windows XP Service Pack 2
   - Internet Explorer 6 for Windows XP Professional x64 Edition
   - Internet Explorer 6 for Windows Server 2003 and Windows 
     Server 2003 Service Pack 1
   - Internet Explorer 6 for Windows Server 2003 for Itanium-based 
     Systems and Windows Server 2003 with SP1 for Itanium-based Systems
   - Internet Explorer 6 for Windows Server 2003 x64 Edition

Full MS06-067 advisory:
   -  http://www.microsoft.com/technet/security/Bulletin/MS06-067.mspx

Vulnerability Details

DirectAnimation ActiveX Controls Memory Corruption Vulnerabilities:
CVE-2006-4446 and CVE-2006-4777

    Remote code execution vulnerabilities exist in DirectAnimation ActiveX
    controls that could be exploited if the ActiveX controls are passed
    unexpected data. An attacker could exploit these vulnerabilities by
    constructing a specially crafted Web page that could potentially allow
    remote code execution if a user visited the specially crafted Web page.
    An attacker who successfully exploited these vulnerabilities could take
    complete control of an affected system.


HTML Rendering Memory Corruption Vulnerability:
CVE-2006-4687

    A remote code execution vulnerability exists in the way Internet Explorer
    interprets HTML with certain layout combinations. An attacker could
    exploit the vulnerability by constructing a specially crafted Web page
    that could potentially allow remote code execution if a user viewed the
    Web page. An attacker who successfully exploited this vulnerability could
    take complete control of an affected system.

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NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
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NOTE: This is only the original release of the security bulletin.  It may
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Previous advisories and external security bulletins can be retrieved from:

        http://www.auscert.org.au/render.html?cid=1980

If you believe that your computer system has been compromised or attacked in 
any way, we encourage you to let us know by completing the secure National IT 
Incident Reporting Form at:

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

===========================================================================
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)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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