Microsoft Office fails to properly handle document properties

Overview

Microsoft Office contains a buffer overflow when handling specially crafted document properties. This vulnerability could allow a remote attacker to execute arbitrary code.

Description

Microsoft Office applications fail to properly validate property fields resulting in a buffer overflow. When an Office document containing malformed a property field is opened with an Office application, system memory can be corrupted in a way that may allow an attacker to execute arbitrary code. Property fields include, but are not limited to document title, subject, and author.

More information, including a list of affected Office applications, is available in Microsoft Security Bulletin MS06-038.

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Impact

A remote, unauthenticated attacker may be able to execute arbitrary code.

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Solution

Apply a patch from Microsoft
Microsoft addresses this vulnerability with the updates listed in Microsoft Security Bulletin MS06-038.

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Do not access Office documents from untrusted sources

By only accessing Office documents, such as spreadsheets or Microsoft Word documents, from trusted or known sources, the chances of exploitation are reduced.

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Vendor Information

409316

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Updated: July 11, 2006

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

Refer to <http://www.microsoft.com/technet/security/Bulletin/MS06-038.mspx&gt;.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23409316 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

<http://www.microsoft.com/technet/security/Bulletin/MS06-038.mspx&gt;

Acknowledgements

This vulnerability was reported in Microsoft Security Bulletin MS06-038.

This document was written by Jeff Gennari.

Other Information

CVE IDs:	CVE-2006-2389
Severity Metric:	22.44 Date Public: