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CVE-2009-3200

Published: Sep 21, 2009

Modified: Aug 7, 2024

PUBLISHED

Description

The QNAP TS-239 Pro and TS-639 Pro with firmware 2.1.7 0613, 3.1.0 0627, and 3.1.1 0815 create an undocumented recovery key and store it in the ENCK variable in flash memory, which allows local users to bypass the passphrase requirement and decrypt the hard drive by reading this variable, deobfuscating the key, and running a cryptsetup luksOpen command.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

http://www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txt

x_refsource_MISC

third-party-advisory

x_refsource_SECUNIA

http://forum.qnap.com/viewtopic.php?f=12&t=12104&start=10#p63341

x_refsource_MISC

http://forum.qnap.com/viewtopic.php?f=11&t=11214&start=20#p63346

x_refsource_MISC

qnap-backupkey-weak-security(53391)

vdb-entry

x_refsource_XF

20090918 Advisory: Crypto backdoor in Qnap storage devices (CVE-2009-3200)

mailing-list

x_refsource_BUGTRAQ

vdb-entry

x_refsource_BID

vdb-entry

x_refsource_SECTRACK

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