What is CVE-2021-38677?

CVE-2021-38677 is a medium-severity vulnerability in Qnap Qcalagent, classified under Cross-site Scripting. CVSS score: 5.3/10. Published 2022-01-14.

How severe is CVE-2021-38677?

Medium severity. CVSS v3 base score is 5.3 out of 10.

XSS in Qnap Qcalagent

CVE-2021-38677

A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running QcalAgent. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of QcalAgent: QcalAgent 1.1.7 and later

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (49.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Qnap Qcalagent
Qnap Systems Inc. Qcalagent — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@qnapsecurity.com.tw (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-38677?: CVE-2021-38677 is a medium-severity vulnerability in Qnap Qcalagent, classified under Cross-site Scripting. CVSS score: 5.3/10. Published 2022-01-14.
How severe is CVE-2021-38677?: Medium severity. CVSS v3 base score is 5.3 out of 10.