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
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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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