ACDSee PRO 5.1 GIF Image Processing Heap Overflow
2012-06-22 16:18:58#####################################################################################
Application: ACDSee PRO GIF Image Processing Heap Overflow
Platforms: Windows
Secunia: SA48804
{PRL}: 2012-20
Author: Francis Provencher (Protek Research Lab's)
Website: http://www.protekresearchlab.com/
Twitter: @ProtekResearch
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1) Introduction
2) Report Timeline
3) Technical details
4) The Code
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1) Introduction
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ACDSee is a shareware image organizer, viewer, and editor software for Microsoft
Windows and Mac OS X 10.5 and higher developed by ACD Systems. It was originally
distributed as a 16-bit application for Windows 3.0 and later supplanted by a 32-bit
version for Windows 95.
(http://en.wikipedia.org/wiki/ACDSee)
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2) Report Timeline
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2012-03-13 Vulnerability reported to Secunia
2012-06-21 Vendor disclose patch
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3) Technical details
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An error in IDE_ACDStd.apl when allocating memory based on values in the Logical
Screen Descriptor structure of a GIF image and later copying data into the buffe
r without ensuring that it's adequately sized can be exploited to corrupt heap memory.
The vulnerabilities are confirmed in version 5.1 (Build 137). Other versions may also be affected.
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4) The Code
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http://protekresearchlab.com/exploits/PRL-2012-20.gif
http://www.exploit-db.com/sploits/19333.gif
Fixes
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