Microsoft PowerPoint fails to properly handle malformed records

Overview

Microsoft PowerPoint fails to properly handle malformed records allowing a buffer overflow to occur. This vulnerability may allow a remote attacker to execute arbitrary code on a vulnerable system.

Description

Microsoft PowerPoint fails to properly handle malformed records. Specifically, PowerPoint fails to properly validate the length of a record before copying that record into a buffer possibly allowing a buffer overflow to occur.

More information is available in Microsoft Security Bulletin MS06-048.

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Impact

A remote, unauthenticated attacker could execute arbitrary code on an affected system. If the user is logged on with administrative privileges, the attacker could gain complete control of the system, including the ability to install programs; view, change, or delete data; or create new accounts with full user rights.

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Solution

Apply an update
Apply the update provided by in Microsoft Security Bulletin MS06-048.

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Until a patch can be applied, do not open or save Microsoft PowerPoint files that you receive from untrusted sources.

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Vendor Information

884252

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Microsoft Corporation __ Affected

Notified: August 08, 2006 Updated: August 08, 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

Update

Apply the update provided by Microsoft. Refer to Microsoft Security Bulletin MS06-048 for more information.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23884252 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

<http://www.microsoft.com/technet/security/bulletin/ms06-048.mspx&gt;

Acknowledgements

This vulnerability was reported by Microsoft, who in turn credit SoWhat of Nevis Labs for reporting this vulnerability.

This document was written by Joseph Pruszynski.

Other Information

CVE IDs:	CVE-2006-3449
Severity Metric:	30.98 Date Public: