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Unauthenticated Filesystem Access in iomega Home Media Network Hard Drive
From: fizix610 () hotmail com
Date: 13 Apr 2010 19:02:59 -0000
----------------------------- Advisory ----------------------------- Unauthenticated File-system Access in iomega Home Media Network Hard Drive ----------------------------- Affected products ----------------------------- iomega Home Media Network Hard Drive Firmware versions 2.038 - 2.061 ----------------------------- Timeline ----------------------------- 04.13.2010 - Discovered, disclosed to Bugtraq. ----------------------------- Disclosure ----------------------------- Full. Not disclosed to vendor due to latest firmware not being vulnerable. ----------------------------- Details ----------------------------- iomega chose to use smbwebclient to allow users of its product to access files shared by the device via their web browser. However, smbwebclient is in an unprotected directory allowing access without authentication. smbwebclient grants the user full browser-based read/write access to any visible shares on the device itself OR the rest of the device's local network (assuming the shares' permissions grant said access). ----------------------------- Exploit ----------------------------- View shares on device: http://[DEVICE IP OR HOSTNAME]/cgi-bin/smbwebclient.php?path=WORKGROUP%2F[DEVICE NAME] (Device name is found in title of webpage on root directory of device) View all shares on device's local network: http://[DEVICE IP OR HOSTNAME]/cgi-bin/smbwebclient.php ----------------------------- Detection ----------------------------- 51 results returned in the following search on ERIPP: http://eripp.com/?ipdb=1&search="Iomega"&sort=time&order=DESC&limit=20&submitbutton=Search If device displays a slideshow on the root (home) page it is generally firmware version 2.063 and is not vulnerable. ----------------------------- References ----------------------------- http://go.iomega.com/en-us/products/network-storage-desktop/home-network-hard-drives/home-media/?partner=4760 http://smbwebclient.sourceforge.net/2005/02/version-22.html http://eripp.com/
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