Microsoft WordPerfect converter long message buffer overflow

wordperfect-converter-message-bo (17306) The risk level is classified as HighHigh Risk

Description:

Microsoft Office, Microsoft Word, Microsoft FrontPage, Microsoft Publisher, and Microsoft Works Suite are vulnerable to a buffer overflow, caused by improper bounds checking by the Microsoft WordPerfect converter. The Microsoft WordPerfect converter, which is installed by default in these products, allows users to convert from Corel WordPerfect documents to Microsoft Word documents. A remote attacker could create a WordPerfect document with a long message to overflow a buffer and execute arbitrary code on the system with privileges of the victim, once the document is opened by a program that uses Microsoft WordPerfect converter. A remote attacker could exploit this vulnerability by creating a malicious Web page and hosting it on a Web site or by sending the malicious document to a victim as an email attachment.

Note: This vulnerability is different than the vulnerability addressed in Microsoft Bulletin MS03-036.


Consequences:

Gain Access

Remedy:

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 The original bulletin issued by Microsoft has been superseded.

References:

Platforms Affected:

  • Microsoft FrontPage 2000
  • Microsoft FrontPage 2002
  • Microsoft FrontPage 2003
  • Microsoft Office 2000
  • Microsoft Office 2003
  • Microsoft Office XP
  • Microsoft Publisher 2000
  • Microsoft Publisher 2002
  • Microsoft Publisher 2003
  • Microsoft Word 2000
  • Microsoft Word 2002
  • Microsoft Word 2003
  • Microsoft Works 2001
  • Microsoft Works 2002
  • Microsoft Works 2003
  • Microsoft Works 2004

Reported:

Sep 14, 2004

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