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ESB-2007.0504 -- [Win] -- MS07-036 - Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution

Date: 17 July 2007

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             AUSCERT External Security Bulletin Redistribution

                          ESB-2007.0504 -- [Win]
         MS07-036 - Vulnerabilities in Microsoft Excel Could Allow
                           Remote Code Execution
                               17 July 2007

===========================================================================

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

Product:              Microsoft Excel 2000 Service Pack 3
                      Microsoft Excel 2002 Service Pack 3
                      Microsoft Excel 2003 Service Pack 2
                      Microsoft Excel 2003 Viewer
                      Microsoft Office 2004 for Mac
                      Microsoft Office Excel 2007
                      Microsoft Office Compatibility Pack for Word, Excel, 
                        and PowerPoint 2007 File Formats
Publisher:            Microsoft
Operating System:     Windows
Impact:               Execute Arbitrary Code/Commands
Access:               Remote/Unauthenticated
CVE Names:            CVE-2007-1756 CVE-2007-3029 CVE-2007-3030

Original Bulletin:    
  http://www.microsoft.com/technet/security/bulletin/ms07-036.mspx

Revision History:  July 17 2007: Bulletin Updated to Include Office 2004 for Mac
                   July 11 2007: Initial Release

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MS07-036 - Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution

Affected Software:
   - Microsoft Excel 2000 Service Pack 3
   - Microsoft Excel 2002 Service Pack 3
   - Microsoft Excel 2003 Service Pack 2
   - Microsoft Excel 2003 Viewer
   - Microsoft Office 2004 for Mac
   - Microsoft Office Excel 2007
   - Microsoft Office Compatibility Pack for Word, Excel, 
        and PowerPoint 2007 File Formats

Non-Affected Software:
   

Full MS07-036 advisory:
   http://www.microsoft.com/technet/security/bulletin/ms07-036.mspx


Vulnerability Details

Calculation Error Vulnerability - CVE-2007-1756
Worksheet Memory Corruption Vulnerability - CVE-2007-3029
Workbook Memory Corruption Vulnerability – CVE-2007-3030

Remote code execution vulnerabilities exist in the way Excel handles 
malformed Excel files. An attacker could exploit the vulnerabilities by sending 
a malformed file which could be included as an e-mail attachment, or hosted 
on a malicious or compromised Web site.

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NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
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contained in this security bulletin is the responsibility of each user or
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which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
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from the author's website to ensure that the information is still current.

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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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