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HistoryJul 11, 2006 - 12:00 a.m.

Microsoft Office string parsing vulnerability

2006-07-1100:00:00
www.kb.cert.org
10

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.455 Medium

EPSS

Percentile

97.4%

Overview

Microsoft Office fails to properly parse strings. This vulnerability could allow a remote attacker to execute arbitrary code.

Description

Microsoft Office applications fail to properly parse strings. When an Office document containing malformed string is opened with an Office application, system memory can be corrupted in a way that may allow an attacker to execute arbitrary code.

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


Impact

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


Solution

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


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.


Vendor Information

609868

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Microsoft Corporation __ Affected

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%23609868 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. Microsoft credits Elia Florio of Symantec with providing information regarding this vulnerability.

This document was written by Jeff Gennari.

Other Information

CVE IDs: CVE-2006-1540
Severity Metric: 33.67 Date Public:

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.455 Medium

EPSS

Percentile

97.4%