What is CVE-2021-44530?

CVE-2021-44530 is a critical-severity vulnerability in Ui Unifi Network Controller, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2022-01-14.

How severe is CVE-2021-44530?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Improper input validation in Ui Unifi Network Controller

CVE-2021-44530

An injection vulnerability exists in a third-party library used in UniFi Network Version 6.5.53 and earlier (Log4J CVE-2021-44228) allows a malicious actor to control the application.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.011 (62.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ui Unifi_network_controller
N/a Unifi Network Application — versions Fixed in 6.5.54 and later.

Weakness classification (CWE)

References

support@hackerone.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-44530?: CVE-2021-44530 is a critical-severity vulnerability in Ui Unifi Network Controller, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2022-01-14.
How severe is CVE-2021-44530?: Critical severity. CVSS v3 base score is 9.8 out of 10.