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 a LUKS partition by using the AES-256 cipher in plain CBC mode, which allows local users to obtain sensitive information via a watermark attack
Published Sep 21, 2009
4.9
MEDIUMCVSS 2.0
EPSS 0.38%
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 a LUKS partition by using the AES-256 cipher in plain CBC mode, which allows local users to obtain sensitive information via a watermark attack.
Affected products
No data.
- 2.1.7_0613
- 3.1.0_0627
- 3.1.1_0815
- 2.1.7_0613
- 3.1.0_0627
- 3.1.1_0815
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.38% (0.00379) | 29.51th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.38% (0.00379) | 29.46th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00062) | 16.46th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00890) | 28.64th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00890) | 26.62th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | v2 (v2022.01.01) |
References (3)
- http://secunia.com/advisories/36793 third-party-advisoryx_refsource_SECUNIA
- http://www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txt x_refsource_MISCExploit
- http://www.securityfocus.com/archive/1/506607/100/0/threaded mailing-listx_refsource_BUGTRAQ
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/36793 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3200.txt | x_refsource_MISCExploit | |
| http://www.securityfocus.com/archive/1/506607/100/0/threaded | mailing-listx_refsource_BUGTRAQ |
Change history (0)
No recorded changes yet.