Buffer overflow in QNAP Qts
CVE-2023-32971
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. 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 QTS 4.5.4.2467 build 20230718 and later QuTS hero h5.0.1.2515 build 20230907 and later QuTS hero h5.1.0.2424 build 20230609 and later QuTS hero h4.5.4.2476 build 20230728 and later QuTScloud c5.1.0.2498 and later
Vulnerability class: Buffer Overflow
EPSS: 0.005 (42.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L.
Affected products
- Qnap Qts
- Qnap Qutscloud
- Qnap Quts_hero
- Qnap Systems Inc. Qts — versions 5.0.x, 5.1.x, 4.5.x
- Qnap Systems Inc. Qutscloud — versions c5.0.x
- Qnap Systems Inc. Quts Hero — versions h5.0.x, h5.1.x, h4.5.x
Weakness classification (CWE)
References
- security@qnapsecurity.com.tw (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-32971?
- CVE-2023-32971 is a low-severity vulnerability in QNAP Qts, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 3.8/10. Published 2023-10-06.
- How severe is CVE-2023-32971?
- Low severity. CVSS v3 base score is 3.8 out of 10.