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                     Secunia Research 08/04/2008

     - Adobe Flash Player "Declare Function (V7)" Heap 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 

* Adobe Flash Player 9.0.115.0.

NOTE: Prior 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 

"Adobe Flash Player is the high-performance, lightweight, highly 
expressive client runtime that delivers powerful and consistent user 
experiences across major operating systems, browsers, mobile phones, 
and devices."

Product Link:
http://www.adobe.com/products/flashplayer/

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4) Description of Vulnerability

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

The vulnerability is caused due to a boundary error in the processing 
of "Declare Function (V7)" tags. This can be exploited to cause a 
heap-based buffer overflow via specially crafted argument preload 
flags.

Successful exploitation may allow execution of arbitrary code.

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5) Solution 

Update to version 9.0.124.0.

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6) Time Table 

19/12/2007 - Vendor notified.
19/12/2007 - Vendor response.
08/04/2008 - Public disclosure.

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7) Credits 

Discovered by Alin Rad Pop, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2007-6019 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://corporate.secunia.com/

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/

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://corporate.secunia.com/secunia_research/33/

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

http://secunia.com/secunia_vacancies/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/secunia_security_advisories/ 

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10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2007-103/

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

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