What is CVE-2021-33425?

CVE-2021-33425 is a medium-severity vulnerability in Openwrt, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-05-25.

How severe is CVE-2021-33425?

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

XSS in Openwrt

CVE-2021-33425

A stored cross-site scripting (XSS) vulnerability was discovered in the Web Interface for OpenWRT LuCI version 19.07 which allows attackers to inject arbitrary Javascript in the OpenWRT Hostname via the Hostname Change operation.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (40.9th 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

Openwrt — versions 19.07.0
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

af854a3a-2127-422b-91ae-364da2661108 (Product, x_refsource_MISC)
cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33425?: CVE-2021-33425 is a medium-severity vulnerability in Openwrt, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-05-25.
How severe is CVE-2021-33425?: Medium severity. CVSS v3 base score is 5.4 out of 10.