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securityvulnsSecurityvulnsSECURITYVULNS:DOC:25382
HistoryDec 21, 2010 - 12:00 a.m.

Secunia Research: Microsoft Office Document Imaging Endian Conversion Vulnerability

2010-12-2100:00:00
vulners.com
15

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                 Secunia Research 14/12/2010
  • Microsoft Office Document Imaging Endian Conversion Vulnerability -

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Table of Contents

Affected Software…1
Severity…2
Vendor's Description of Software…3
Description of Vulnerability…4
Solution…5
Time Table…6
Credits…7
References…8
About Secunia…9
Verification…10

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1) Affected Software

  • Microsoft Office XP SP3
  • Microsoft Office Converter Pack
  • Microsoft Works 9

NOTE: Other versions may also be affected.

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2) Severity

Rating: Highly critical
Impact: System compromise
Where: Remote

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3) Vendor's Description of Software

"Microsoft Office is a complete suite of productivity and database
software that will help you save time and stay organized".

Product Link:
http://office.microsoft.com/

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4) Description of Vulnerability

Secunia Research has discovered a vulnerability in Microsoft Office,
which can be exploited by malicious people to potentially compromise a
user's system.

The vulnerability is caused by missing input validation within a
library used by the bundled Microsoft Office Document Imaging
application when converting certain data during parsing of TIFF
images. This can be exploited to corrupt memory via a TIFF image
containing specially crafted IFD entries.

Successful exploitation may allow execution of arbitrary code.

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5) Solution

Apply patches provided by MS10-105.

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6) Time Table

09/07/2009 - Vendor notified.
09/07/2009 - Vendor response.
25/09/2009 - Vendor provides status update.
30/04/2010 - Vendor provides status update (tentatively targetting
August 2010).
23/07/2010 - Vendor provides status update (slipped from August 2010
release and now scheduled for November 2010).
04/11/2010 - Vendor provides status update (slipped from November 2010
release and now scheduled for December 2010).
08/11/2010 - Vendor informed that December is the final deadline.
14/12/2010 - Public disclosure.

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7) Credits

Discovered by Carsten Eiram, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2010-3950 for the vulnerability.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the
security and reliability of software in general:

http://secunia.com/secunia_research/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/

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10) Verification

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2009-31/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

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