Unrated severityNVD Advisory· Published Sep 21, 2009· Updated Jun 16, 2026
CVE-2009-3200
CVE-2009-3200
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:h:qnap:ts-239_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:h:qnap:ts-239_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*
- cpe:2.3:h:qnap:ts-239_pro_turbo_nas:3.1.0_0627:*:*:*:*:*:*:*
- cpe:2.3:h:qnap:ts-239_pro_turbo_nas:3.1.1_0815:*:*:*:*:*:*:*
- (no CPE)range: 2.1.7 0613, 3.1.0 0627, 3.1.1 0815
cpe:2.3:h:qnap:ts-639_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:h:qnap:ts-639_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*
- cpe:2.3:h:qnap:ts-639_pro_turbo_nas:3.1.0_0627:*:*:*:*:*:*:*
- cpe:2.3:h:qnap:ts-639_pro_turbo_nas:3.1.1_0815:*:*:*:*:*:*:*
- (no CPE)range: 2.1.7 0613, 3.1.0 0627, 3.1.1 0815
Patches
Vulnerability mechanics
References
8- www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txtnvdExploit
- forum.qnap.com/viewtopic.phpnvd
- forum.qnap.com/viewtopic.phpnvd
- secunia.com/advisories/36793nvd
- www.securityfocus.com/archive/1/506607/100/0/threadednvd
- www.securityfocus.com/bid/36467nvd
- www.securitytracker.com/idnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/53391nvd
News mentions
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