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MS13-073: Vulnerabilities in Microsoft Excel could allow remote code execution: September 10, 2013

Support for Office 2003 has ended

Microsoft ended support for Office 2003 on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

Microsoft has released security bulletin MS13-073. To view the complete security bulletin, visit one of the following Microsoft websites:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:Virus Solution and Security Center

Local support according to your country: International Support

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. These articles may contain known issue information. If this is the case, the known issue is listed below each article link.
  • 2760583 MS13-073: Description of the security update for Microsoft Office Excel 2007: September 10, 2013
  • 2760588 MS13-073: Description of the security update for Microsoft Excel 2007 (xlconv-x-none.msp): September 10, 2013
  • 2760590 MS13-073: Description of the security update for Microsoft Office Excel Viewer 2007: September 10, 2013
  • 2760597 MS13-073: Description of the security update for Microsoft Excel 2010: September 10, 2013
  • 2768017 MS13-073: Description of the security update for Microsoft Excel 2013: September 10, 2013
  • 2810048 MS13-073: Description of the security update for Microsoft Excel 2003: September 10, 2013

File hash information

File nameSHA1 hashSHA256 hash
update security_patch security_update security bug flaw vulnerability malicious attacker exploit registry unauthenticated buffer overrun overflow specially-formed scope specially-crafted denial of service dos

Article ID: 2858300 - Last Review: 09/10/2013 17:09:00 - Revision: 1.0

  • Microsoft Excel 2013
  • Microsoft Office 2010 Service Pack 1
  • Microsoft Office 2010 Service Pack 2
  • Microsoft Excel 2010
  • Microsoft Excel Home and Student 2010
  • 2007 Microsoft Office Suite Service Pack 3
  • Microsoft Office Excel 2007
  • Microsoft Office Excel 2007 (Home and Student version)
  • Microsoft Office Excel Viewer 2007
  • Microsoft Office 2003 Service Pack 3
  • Microsoft Office Excel 2003
  • kbexpertiseinter kbqfe kbsecurity kbsecbulletin kbsecvulnerability kbbug kbfix kbsurveynew KB2858300