Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

BID:50508

Info

Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

Bugtraq ID: 50508
Class: Input Validation Error
CVE: CVE-2011-4831
Remote: Yes
Local: No
Published: Nov 03 2011 12:00AM
Updated: Dec 16 2011 06:08PM
Credit: Sangyun YOO
Vulnerable: cgdave Web File Browser 0.4b14
Not Vulnerable:

Discussion

Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

Web File Browser is prone to a vulnerability that lets attackers download arbitrary files. This issue occurs because the application fails to sufficiently sanitize user-supplied input.

Exploiting this issue will allow an attacker to download arbitrary files within the context of the application. Information harvested may aid in launching further attacks.

Web File Browser 0.4b14 is affected; other versions may also be vulnerable.

Exploit / POC

Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

An attacker can exploit this issue using a browser.

The following example URI is available:

http://www.example.com/webFileBrowser.php?act=download&subdir=&sortby=name&file=..%2f..%2f..%2f..%2f..%2f[localfile]

Solution / Fix

Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

References

Web File Browser 'webFileBrowser.php' Arbitrary File Download Vulnerability

References:

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