Microsoft Word fails to properly parse crafted rich text content

Overview

Microsoft Word fails to properly parse rich text content and may allow a remote, unauthenticated attacker to execute arbitrary code.

Description

Microsoft Word does not properly validate rich text within the contents of a file. When Word opens and parses a specially crafted file, memory corruption can occur and can allow arbitrary code execution. By convincing a user to open a specially crafted Word file, an attacker may be able to execute arbitrary code.

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Impact

A remote, unauthenticated attacker may be able to execute arbitrary code or access the system with the privileges of the local user.

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Solution

Apply an Update

Microsoft has released updates in Microsoft Security Bulletin MS07-024 to address this issue.

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Workaround

Microsoft has provided the following workaround to mitigate this vulnerability:

_Do not open or save Microsoft Office Word files that you receive from untrusted sources or that you receive unexpectedly from trusted sources. This vulnerability could be exploited when a user opens a specially crafted file. _

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Vendor Information

555489

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Updated: May 08, 2007

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

Microsoft has published Microsoft Security Bulletin MS07-024 in response to this issue. Users are encouraged to review this bulletin and apply the referenced patches.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23555489 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.microsoft.com/technet/security/bulletin/ms07-024.mspx&gt;
• <http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=525&gt;

Acknowledgements

This vulnerability was reported in Microsoft Security Bulletin MS07-024. Microsoft thanks iDefense Labs for reporting the vulnerability to them.

This document was written by Katie Steiner.

Other Information

CVE IDs:	CVE-2007-1202
Severity Metric:	3.44 Date Public: