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CVE-2009-3200

20
FAUCET Score

CVE-2009-3200 describes a vulnerability in specific QNAP TS-239 Pro and TS-639 Pro NAS devices running certain firmware versions. These devices store an undocumented recovery key in flash memory, allowing local attackers to bypass hard drive encryption. The vulnerability has a CVSS score of 5.9, indicating medium severity with local access, moderate attack complexity, and high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.1.7_0613CPE matchmatch criteria
cpe:2.3:h:qnap:ts-239_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*
3.1.0_0627CPE matchmatch criteria
cpe:2.3:h:qnap:ts-239_pro_turbo_nas:3.1.0_0627:*:*:*:*:*:*:*
3.1.1_0815CPE matchmatch criteria
cpe:2.3:h:qnap:ts-239_pro_turbo_nas:3.1.1_0815:*:*:*:*:*:*:*
2.1.7_0613CPE matchmatch criteria
cpe:2.3:h:qnap:ts-639_pro_turbo_nas:2.1.7_0613:*:*:*:*:*:*:*
3.1.0_0627CPE matchmatch criteria
cpe:2.3:h:qnap:ts-639_pro_turbo_nas:3.1.0_0627:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.9MEDIUM

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

Confidentiality Impact
COMPLETE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
8.5
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
33.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 60th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

forum.qnap.com / viewtopic.php
forum.qnap.com / viewtopic.php
secunia.com / advisories/36793
exchange.xforce.ibmcloud.com / vulnerabilities/53391
baseline-security.de / downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txt
Exploit
securityfocus.com / archive/1/506607/100/0/threaded
securityfocus.com / bid/36467
securitytracker.com / id