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Secunia Research: Autonomy KeyView wosr.dll Data Block Parsing Buffer Overflow

====================================================================== 
 
                     Secunia Research 28/07/2010
 
  - Autonomy KeyView wosr.dll Data Block Parsing Buffer Overflow -
 
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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 
 
* Autonomy KeyView 10.4 and 10.9
 
NOTE: Other versions may also be affected.
 
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2) Severity 
 
Rating: Highly critical
Impact: System access
Where:  From remote
 
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3) Vendor's Description of Software 

"KeyView IDOL Viewing SDK allows you to build applications with 
high-fidelity viewing and printing capabilities for the word 
processing, spreadsheet, presentation, graphic, multimedia, 
compression and encoding formats that contain the information your 
end-users need to access.".

Product Link:
http://www.autonomy.com/content/Products/idol-modules-keyview-viewing
/index.en.html
 
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4) Description of Vulnerability
 
Secunia Research has discovered a vulnerability in Autonomy KeyView,
which can be exploited by malicious people to compromise a vulnerable
system.
 
The vulnerability is caused by a boundary error the WordPerfect 5.x 
reader (wosr.dll) when parsing data blocks and can be exploited to 
cause a heap-based buffer overflow via a specially crafted file.

Successful exploitation may allow execution of arbitrary code.

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5) Solution 
 
Apply patches available from the vendor.
 
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6) Time Table 
 
16/03/2010 - Vendor notified.
12/04/2010 - Status update requested.
16/04/2010 - Vendor provides status update.
28/07/2010 - Public disclosure.
 
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7) Credits 
 
Discovered by Dyon Balding, Secunia Research.
 
====================================================================== 
8) References
 
The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-0135 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/2010-31/
 
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
 
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