Microsoft Excel parsing format file buffer overflow

excel-parsing-format-file-bo (25225) The risk level is classified as HighHigh Risk


Microsoft Excel is vulnerable to a buffer overflow. By creating a malicious BIFF file format containing malformed BOOLERR records, a remote attacker could overflow a buffer and execute arbitrary code on the system, once the file is opened. An attacker could exploit this vulnerability by hosting the malicious file on a Web site or sending it to a potential victim as an email attachment.


Gain Access


Apply the appropriate patch for your system, as listed in the latest Microsoft Security Bulletin. See References.

— OR —

Use Microsoft Automatic Update if it is supported by your operating system. The original bulletin issued by Microsoft has been superseded.


Platforms Affected:

  • Microsoft Office 2000 SP3
  • Microsoft Office 2003 SP1
  • Microsoft Office 2003 SP2
  • Microsoft Office 2004
  • Microsoft Office X Mac OS
  • Microsoft Office XP SP3
  • Microsoft Works 2000
  • Microsoft Works 2001
  • Microsoft Works 2002
  • Microsoft Works 2003
  • Microsoft Works 2004
  • Microsoft Works 2005
  • Microsoft Works 2006


Mar 14, 2006

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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