Vulnerability in Ui Unifi_controller

CVE-2019-5456

SMTP MITM refers to a malicious actor setting up an SMTP proxy server between the UniFi Controller version <= 5.10.21 and their actual SMTP server to record their SMTP credentials for malicious use later.

EPSS: 0.013 (67.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-5456?
CVE-2019-5456 is a high-severity vulnerability in Ui Unifi_controller, classified under Channel Accessible by Non-Endpoint. CVSS score: 8.1/10. Published 2019-07-30.
How severe is CVE-2019-5456?
High severity. CVSS v3 base score is 8.1 out of 10.