Secunia Research: Autonomy KeyView wkssr.dll String Indexing Vulnerability



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Secunia Research 28/07/2010

- Autonomy KeyView wkssr.dll String Indexing 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

* 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 compromise
Where: 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 potentially compromise
a vulnerable system.

The vulnerability is caused by an error in the SpreadSheet Lotus 123
reader (wkssr.dll) when allocating an array of pointers during the
parsing of a certain record type combined with how strings are later
indexed. This can be exploited to corrupt memory 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

17/03/2010 - 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 Carsten Eiram, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2010-1524 for the vulnerability.

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9) About Secunia

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10) Verification

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2010-35/

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

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