CVE-2021-32019

Name: CVE-2021-32019
Creator: NVD / NIST
Published: 2021-08-02T21:15:08.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2021-32019 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. There is missing input validation of host names displayed in OpenWrt before 19.07.8. The Connection Status page of the luci web-interface allows XSS, which can be used to gain full control over the affected system via ICMP.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

There is missing input validation of host names displayed in OpenWrt before 19.07.8. The Connection Status page of the luci web-interface allows XSS, which can be used to gain full control over the affected system via ICMP.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.58%

43.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Openwrt	Openwrt	>= 19.07.0, < 19.07.8

References

https://openwrt.org/advisory/2021-08-01-1Third Party Advisory
https://openwrt.org/advisory/2021-08-01-1Third Party Advisory

Timeline

Published: Aug 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-32019?

How severe is CVE-2021-32019?

CVE-2021-32019 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32019?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-32019?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST