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Application:  IrfanView FlashPix PlugIn Decompression Heap Overflow

Platforms:   Windows

Secunia Number:   SA48772  

{PRL}:   2012-08

Author:   Francis Provencher (Protek Research Lab's)

Website:   http://www.protekresearchlab.com/

Twitter:   @ProtekResearch

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1) Introduction
2) Timeline
3) Technical details
4) PoC


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===============
1) Introduction
===============

IrfanView is a freeware/shareware image viewer for Microsoft Windows that can view, edit, and convert image files

and play video/audio files. It is noted for its small size, speed, ease of use, and ability to handle a wide variety of graphic

file formats, and has some image creation and painting capabilities. The software was first released in 1996.

IrfanView is free for non-commercial use; commercial use requires paid registration.

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============
2) Timeline
============


2012-04-06 - Vulnerability reported to secunia
2012-04-13 - Coordinated public release of advisory

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3) Technical details
=================

The vulnerability is caused due to insufficient validation when decompressing FlashPix images

and can be exploited to cause a heap-based buffer overflow via a specially crafted FPX file.

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4) The PoC
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https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/19960.fpx


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