What is CVE-2021-20128?

CVE-2021-20128 is a medium-severity vulnerability in Draytek Vigorconnect, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-13.

How severe is CVE-2021-20128?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Draytek Vigorconnect

CVE-2021-20128

The Profile Name field in the floor plan (Network Menu) page in Draytek VigorConnect 1.6.0-B3 was found to be vulnerable to stored XSS, as user input is not properly sanitized.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (42.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Draytek Vigorconnect — versions 1.6.0
N/a Draytek Vigorconnect — versions 1.6.0-B3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

vulnreport@tenable.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-20128?: CVE-2021-20128 is a medium-severity vulnerability in Draytek Vigorconnect, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-13.
How severe is CVE-2021-20128?: Medium severity. CVSS v3 base score is 5.4 out of 10.