XSS in QNAP Qts
CVE-2021-38674
A cross-site scripting (XSS) vulnerability has been reported to affect QTS, QuTS hero and QuTScloud. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of QTS, QuTS hero and QuTScloud: QuTS hero h4.5.4.1771 build 20210825 and later QTS 4.5.4.1787 build 20210910 and later QuTScloud c4.5.7.1864 and later
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.006 (46.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.
Affected products
- Qnap Qts
- Qnap Qutscloud
- Qnap Quts_hero
- Qnap Systems Inc. Qts — versions unspecified
- Qnap Systems Inc. Qutscloud — versions unspecified
- Qnap Systems Inc. Quts Hero — versions unspecified
Weakness classification (CWE)
References
- security@qnapsecurity.com.tw (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-38674?
- CVE-2021-38674 is a medium-severity vulnerability in QNAP Qts, classified under Cross-site Scripting. CVSS score: 4.2/10. Published 2022-01-07.
- How severe is CVE-2021-38674?
- Medium severity. CVSS v3 base score is 4.2 out of 10.