CVE-2023-34973
QTS, QuTS hero
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to predict secret via unspecified vectors.
We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
QTS, QuTS hero
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to predict secret via unspecified vectors.
We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
- Record
CVE-2023-34973- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-331
- Updated
- 2026-11-02
EUVDEUVD-2023-39012
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to predict secret via unspecified vectors.
We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
- Record
EUVD-2023-39012- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mx47-4mwg-xmmp
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If...
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to predict secret via unspecified vectors.
We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
- Record
GHSA-mx47-4mwg-xmmp- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-331
- Updated
- 2026-11-02
NVD
An insufficient entropy vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to predict secret via unspecified vectors.
We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
- Record
CVE-2023-34973- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-331
- Updated
- 2026-11-10
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | NVD | |
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-34973 is a low vulnerability (CVSS 3.1) in Qnap Qts, published August 24, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. No source names a fixed version.