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Microsoft GDI Windows Metafile AttemptWrite integer overflow

Vulnerability Note VU#640136

Original Release Date: 2007-08-14 | Last Revised: 2007-08-14

Overview

Microsoft Windows GDI contains an integer overflow in the handling of Windows metafiles, which may allow a remote, unauthenticated attacker to execute arbitrary code on a vulnerable system.

Description

Microsoft Windows GDI (Graphics Device Interface) enables applications to use graphics and formatted text on both video displays and printers. GDI can be used to handle bitmaps, metafiles, and fonts. Microsoft Windows GDI contains an integer overflow vulnerability in the AttemptWrite() function. This integer overflow leads to a heap overflow.

Impact

By convincing a user to view a specially crafted metafile, a remote, unauthenticated attacker may be able to execute arbitrary code with the privileges of the user.

Solution

Apply an update

This vulnerability is addressed by Microsoft Security Bulletin MS07-046. This bulletin provides an updated version of GDI.

Vendor Information

640136
 
Affected   Unknown   Unaffected

Microsoft Corporation

Updated:  August 14, 2007

Status

  Vulnerable

Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

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

Addendum

This vulnerability is addressed by Microsoft Security Bulletin MS07-046. This bulletin provides an updated version of GDI.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A

References

Acknowledgements

Thanks to Microsoft for reporting this vulnerability, who in turn credit eEye Digital Security.

This document was written by Will Dormann.

Other Information

CVE IDs: CVE-2007-3034
Severity Metric: 27.34
Date Public: 2007-08-14
Date First Published: 2007-08-14
Date Last Updated: 2007-08-14 20:58 UTC
Document Revision: 6

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