Secunia Research: UUSee UUPlayer ActiveX Control "SendLogAction()" Buffer Overflow

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                     Secunia Research 03/08/2011

                  - UUSee UUPlayer ActiveX Control -
           - "SendLogAction()" Buffer Overflow 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 

* UUSee version 2010 6.11.0609.2
* UUPlayer ActiveX Control version 6.0.0.1

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Highly critical
Impact: System access
Where:  Remote

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3) Vendor's Description of Software 

Product Link:
http://download.uusee.com/

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4) Description of Vulnerability

Secunia Research has discovered a vulnerability in UUSee UUPlayer
ActiveX control, which can be exploited by malicious people to
compromise a user's system.

The vulnerability is caused by a boundary error in the UUPlayer 
ActiveX control when handling the "SendLogAction()" method. This can
be exploited to cause a heap-based buffer overflow via an overly long
argument.

Successful exploitation may allow execution of arbitrary code.

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5) Solution 

Set the kill-bit for the affected ActiveX control.

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6) Time Table 

12/07/2011 - Requested security contact.
26/07/2011 - Requested security contact.
03/08/2011 - Public disclosure.

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7) Credits 

Discovered by Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2011-2589 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/2011-60/

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

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