Microsoft Office WordPerfect Converter Buffer Overflow Vulnerability

From: Jérôme <jerome.athias_at_caramail.com>
Date: 14 Sep 2004 18:56:40 -0000

('binary' encoding is not supported, stored as-is) Microsoft Office WordPerfect Converter Buffer Overflow Vulnerability

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0573

Peter Winter-Smith has reported a vulnerability in various Microsoft Office products, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error within the WordPerfect Converter and can be exploited to cause a buffer overflow if a user opens a malicious document.

Successful exploitation may allow execution of arbitrary code with the users privileges.

The vulnerability affects WordPerfect Converter 5.x, which is included in various Microsoft Office products.

Solution:
Microsoft has released updates.

Microsoft Office 2000 Software (SP 3):
http://www.microsoft.com/downloads/details.aspx?FamilyId=88F52E69-99E1-4892-9A53-84E5DFADFE6B
Microsoft Office XP Software (SP 3):
http://www.microsoft.com/downloads/details.aspx?FamilyId=10A6CEB3-7B94-4F74-A5A0-60C31CE2F57B

Microsoft Office 2003:
http://www.microsoft.com/downloads/details.aspx?FamilyId=A0629800-1889-495B-B25E-4637D6B03250

Microsoft Works Suite 2001:
http://www.microsoft.com/downloads/details.aspx?FamilyId=88F52E69-99E1-4892-9A53-84E5DFADFE6B

Microsoft Works Suite 2002:
http://www.microsoft.com/downloads/details.aspx?FamilyId=10A6CEB3-7B94-4F74-A5A0-60C31CE2F57B

Microsoft Works Suite 2003:
http://www.microsoft.com/downloads/details.aspx?FamilyId=10A6CEB3-7B94-4F74-A5A0-60C31CE2F57B

Microsoft Works Suite 2004:
http://www.microsoft.com/downloads/details.aspx?FamilyId=10A6CEB3-7B94-4F74-A5A0-60C31CE2F57B

Provided and/or discovered by:
Peter Winter-Smith, Next Generation Security Software.

Original Advisory:
MS04-027 (KB884933):
http://www.microsoft.com/technet/security/bulletin/ms04-027.mspx


Regards,
Jerome ATHIAs
Received on Sep 14 2004