Vulnerability · Published Sep 10, 2021 · Assigned by qnap
CVE-2021-34343Buffer Overflow Vulnerability in QTS, QuTS hero, and QuTScloud
Medium 6.0
In plain English
A medium-severity out-of-bounds write in QTS from QNAP Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities).
Official description
A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 and later QTS 5.0.0.1716 build 20210701 and later QuTScloud c4.5.6.1755 and later QuTS hero h4.5.4.1771 build 20210825 and later
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| QNAP Systems Inc. | QTS | unspecified – before 4.5.4.1715 build 20210630unspecified – before 5.0.0.1716 build 20210701 |
| QNAP Systems Inc. | QuTScloud | unspecified – before c4.5.6.1755 |
| QNAP Systems Inc. | QuTS hero | unspecified – before h4.5.4.1771 build 20210825 |
Weakness: CWE-787 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H
References
- https://www.qnap.com/en/security-advisory/qsa-21-33 x_refsource_MISC