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Opera Browser File Download Extension Spoofing
Secunia Advisory: SA10760
Release Date: 2004-02-11
Last Update: 2005-08-11
Popularity: 46,441 views

Critical:
Moderately critical
Impact: Security Bypass
Where: From remote
Solution Status: Vendor Patch

Software:Opera 7.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been discovered in Opera, which can be exploited by malicious web sites to spoof the file extension of downloadable files.

The problem is that Opera can be tricked into opening a file with a different application than indicated by embedding a CLSID in the file name. This can be exploited to trick users into opening "trusted" file types, which are in fact malicious files.

A demonstration of the vulnerability can be found here:
http://secunia.com/Internet_Explorer_File_Download_Extension_Spoofing_Test/

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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