Vulnerability Details : CVE-2021-44053
A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running 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: QTS 4.5.4.1991 build 20220329 and later QTS 5.0.0.1986 build 20220324 and later QuTS hero h5.0.0.1986 build 20220324 and later QuTS hero h4.5.4.1971 build 20220310 and later QuTScloud c5.0.1.1949 and later
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-44053
- cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*
- cpe:2.3:a:qnap:qts:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-44053
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-44053
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST | |
|
5.7
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N |
2.1
|
3.6
|
QNAP Systems, Inc. |
CWE ids for CVE-2021-44053
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- security@qnapsecurity.com.tw (Secondary)
References for CVE-2021-44053
-
https://www.qnap.com/en/security-advisory/qsa-22-16
Multiple Vulnerabilities in QTS, QuTS hero, and QuTScloud - Security Advisory | QNAPVendor Advisory
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