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Foxit Reader JBIG2 Symbol Dictionary Processing Vulnerability



Secunia Research: Foxit Reader JBIG2 Symbol Dictionary Processing Vulnerability
Secunia Research: Foxit Reader JBIG2 Symbol Dictionary Processing Vulnerability



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                     Secunia Research 09/03/2009

  - Foxit Reader JBIG2 Symbol Dictionary Processing 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 

* Foxit Reader version 3.0.2009.1301

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 

"As a small and fast PDF viewer, Foxit Reader currently has over 50 
million users all around the world. After keeping users waiting for 
almost two months, Foxit Reader 3.0 has been released and introduces 
many fascinating new features such as multimedia design and Foxit 
OnDemand Content Management."

Product Link:
http://www.foxitsoftware.com/pdf/rd_intro.php 

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4) Description of Vulnerability

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

The vulnerability is caused due to an error when processing JBIG2 
symbol dictionary segments. This can be exploited to dereference 
uninitialised memory via a specially crafted PDF file.

Successful exploitation may allow execution of arbitrary code.

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5) Solution 

Update to version 3.0 Build 1506 or version 2.3 Build 3902.

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6) Time Table 

27/02/2009 - Vendor notified.
28/02/2009 - Vendor response.
09/03/2009 - 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-2009-0191 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/2009-11/ 

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

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