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RaidSonic ICY BOX NAS-4220-B Insecure Storage of Encryption Key

Secunia Advisory: SA29401  
Release Date: 2008-03-19
Last Update: 2008-03-25

Critical:
Not critical
Impact: Exposure of sensitive information
Where: Local system
Solution Status: Unpatched

OS:RaidSonic ICY BOX NAS-4220-B


CVE reference:CVE-2008-1431 (Secunia mirror)

This advisory is currently marked as unpatched!
- Companies can be alerted when a patch is released!


Description:
Collin Mulliner has reported a security issue in RaidSonic NAS-4220-B, which can be exploited by malicious people with physical access to the device to disclose potentially sensitive information.

The security issue is caused due to the device storing the base64-encoded encryption key of an encrypted partition in the file ".crypt" on the unencrypted "system" partition on the same disk.

The security issue is reported in NAS-4220-B with firmware 2.6.0-n (2007-10-11). Other versions may also be affected.

Solution:
Do not rely on the disk encryption feature.

Provided and/or discovered by:
Collin Mulliner

Changelog:
2008-03-25: Added CVE reference.

Original Advisory:
http://www.mulliner.org/security/advi...220_crypt_disk_key_leak_09Mar2008.txt



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.


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