Vulnerability · Published May 5, 2022 · Assigned by qnap

CVE-2021-44053Reflected XSS

Medium 5.7

In plain English

A medium-severity cross-site scripting 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 0.8% (higher than 55% of all known vulnerabilities).

Severity (CVSS 3.1)5.7Medium

Exploit odds (30 days)0.8%top 44.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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

Affected products (as reported)

Vendor	Product	Versions
QNAP Systems Inc.	QTS	unspecified – before 4.5.4.1991 build 20220329unspecified – before 5.0.0.1986 build 20220324
QNAP Systems Inc.	QuTS hero	unspecified – before h5.0.0.1986 build 20220324unspecified – before h4.5.4.1971 build 20220310
QNAP Systems Inc.	QuTScloud	unspecified – before c5.0.1.1949

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

References

https://www.qnap.com/en/security-advisory/qsa-22-16 x_refsource_MISC