Auth bypass in QNAP Qts
CVE-2023-32967
An incorrect authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to bypass intended access restrictions via a network. QTS 5.x, QuTS hero are not affected. We have already fixed the vulnerability in the following versions: QuTScloud c5.1.5.2651 and later QTS 4.5.4.2627 build 20231225 and later
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (23.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- QNAP Qts — versions 4.5.4.1715, 4.5.4.1723, 4.5.4.1741
- QNAP Qutscloud — versions c5.1.0.2498
- QNAP Systems Inc. Qts — versions 4.5.x, 5.1.x
- QNAP Systems Inc. Qutscloud — versions c5.x.x
- QNAP Systems Inc. Quts Hero — versions h5.1.x, h4.5.x
Weakness classification (CWE)
References
- www.qnap.com/en/security-advisory/qsa-24-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-32967?
- CVE-2023-32967 is a medium-severity vulnerability in QNAP Qts, classified under Improper Authorization. CVSS score: 5.0/10. Published 2024-02-02.
- How severe is CVE-2023-32967?
- Medium severity. CVSS v3 base score is 5.0 out of 10.