CVE-2009-3200

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Summary

CVECVE-2009-3200
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-09-21 19:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 5.9 from [email protected]

AV:L/AC:M/Au:N/C:C/I:P/A:P

Problem Types: CWE-310 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Partial
Availability
Partial

AV:L/AC:M/Au:N/C:C/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Qnap Ts-239 Pro Turbo Nas 2.1.7_0613 All All All
Hardware Qnap Ts-239 Pro Turbo Nas 3.1.0_0627 All All All
Hardware Qnap Ts-239 Pro Turbo Nas 3.1.1_0815 All All All
Hardware Qnap Ts-639 Pro Turbo Nas 2.1.7_0613 All All All
Hardware Qnap Ts-639 Pro Turbo Nas 3.1.0_0627 All All All
Hardware Qnap Ts-639 Pro Turbo Nas 3.1.1_0815 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
SecurityTracker.com Archives - QNAP Storage Devices Lets Local Users Decrypt Files on the Target Device af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
QNAP NAS Community Forum • View topic - Faulty disk encryption implementation? af854a3a-2127-422b-91ae-364da2661108 forum.qnap.com
www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txt af854a3a-2127-422b-91ae-364da2661108 www.baseline-security.de Exploit
QNAP NAS Community Forum • View topic - TS-509 Filesystem AES Encryption Passphrase af854a3a-2127-422b-91ae-364da2661108 forum.qnap.com
Qnap Storage Devices Unauthorized Access Vulnerability and Security Weakness af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
QNAP Devices Hard Disk Encryption Security Bypass - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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