Auth bypass in QNAP Qts
CVE-2023-39298
A missing authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow local authenticated users to access data or perform actions that they should not be allowed to perform via unspecified vectors. QuTScloud, is not affected. We have already fixed the vulnerability in the following versions: QTS 5.2.0.2737 build 20240417 and later QuTS hero h5.2.0.2782 build 20240601 and later
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (2.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- QNAP Qts — versions 5.1.0.2348, 5.1.0.2399, 5.1.0.2418
- QNAP Quts Hero — versions h5.1.0.2409, h5.1.0.2424, h5.1.0.2453
- QNAP Systems Inc. Qts — versions 5.1.x, 5.0.x, 4.5.x
- QNAP Systems Inc. Qutscloud — versions c5.0.x
- QNAP Systems Inc. Quts Hero — versions h5.1.x, h5.0.x, h4.5.x
Weakness classification (CWE)
References
- www.qnap.com/en/security-advisory/qsa-24-28 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-39298?
- CVE-2023-39298 is a high-severity vulnerability in QNAP Qts, classified under Missing Authorization. CVSS score: 7.8/10. Published 2024-09-06.
- How severe is CVE-2023-39298?
- High severity. CVSS v3 base score is 7.8 out of 10.