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SWFTools Two Integer Overflow Vulnerabilities



Secunia Research: SWFTools Two Integer Overflow Vulnerabilities
Secunia Research: SWFTools Two Integer Overflow Vulnerabilities



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                     Secunia Research 13/08/2010

          - SWFTools Two Integer Overflow Vulnerabilities -

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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 

* SWFTools 0.9.1

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Moderately critical 
Impact: System access
Where:  Remote

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3) Vendor's Description of Software 

"SWFTools is a collection of utilities for working with Adobe Flash
files (SWF files)."

Product Link:
http://www.swftools.org/ 

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4) Description of Vulnerability

Secunia Research has discovered two vulnerabilities in SWFTools, which
can be exploited by malicious people to compromise a user's system.

1) An integer overflow error within the "getPNG()" function in 
lib/png.c can be exploited to cause a heap-based buffer overflow via 
specially crafted PNG images.

2) An integer overflow error within the "jpeg_load()" function in 
lib/jpeg.c can be exploited to cause a heap-based buffer overflow via 
specially crafted JPEG images.

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5) Solution 

Fixed in the GIT repository.

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6) Time Table 

10/06/2010 - Vendor notified.
10/06/2010 - Vendor response.
13/08/2010 - Public disclosure.

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7) Credits 

Discovered by Stefan Cornelius, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-1516 for the vulnerabilities.

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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/2010-80/ 

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

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