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Secunia Research 10/08/2007
- pfstools "readRadianceHeader()" 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
pfstools 1.6.2
NOTE: Other versions may also be affected.
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2) Severity
Rating: Moderately critical
Impact: System access
Where: From remote
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3) Vendor's Description of Software
"pfstools package is a set of command line (and one GUI) programs for
reading, writing, manipulating and viewing high-dynamic range (HDR) images
and video frames".
Product Link:
http://www.mpi-inf.mpg.de/resources/pfstools/
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4) Description of Vulnerability
Secunia Research has discovered a vulnerability in pfstools, which can
be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to a boundary error within the
"readRadianceHeader()" function in src/fileformat/rgbeio.cpp, which
can be exploited to cause a stack-based buffer overflow by e.g.
tricking a user into opening a specially crafted Radiance RGBE (*.hdr)
file.
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5) Solution
Fixed in the CVS repository.
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6) Time Table
09/08/2007 - Vendor notified.
09/08/2007 - Vendor response.
10/08/2007 - 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-2007-2956 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/2007-67/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
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