What is CVE-2021-38678?

CVE-2021-38678 is a medium-severity vulnerability in Qnap Qcalagent, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2022-01-14.

How severe is CVE-2021-38678?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Qnap Qcalagent

CVE-2021-38678

An open redirect vulnerability has been reported to affect QNAP device running QcalAgent. If exploited, this vulnerability allows attackers to redirect users to an untrusted page that contains malware. We have already fixed this vulnerability in the following versions of QcalAgent: QcalAgent 1.1.7 and later

Vulnerability class: Open Redirect

EPSS: 0.006 (43.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Qnap Qcalagent
Qnap Systems Inc. Qcalagent — versions unspecified

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

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

Frequently asked questions

What is CVE-2021-38678?: CVE-2021-38678 is a medium-severity vulnerability in Qnap Qcalagent, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2022-01-14.
How severe is CVE-2021-38678?: Medium severity. CVSS v3 base score is 6.1 out of 10.