VULNERABILITY INTELLIGENCE
CVE-2019-25652
CVSS score7.6 HIGH
EPSS probability0.11%
CISA KEVNot currently listed
Published2026-03-27
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Description
UniFi Network Controller before version 5.10.22 and 5.11.x before 5.11.18 contains an improper certificate verification vulnerability that allows adjacent network attackers to conduct man-in-the-middle attacks by presenting a false SSL certificate during SMTP connections. Attackers can intercept SMTP traffic and obtain credentials by exploiting the insecure SSL host verification mechanism in the SMTP certificate validation process.
Weakness classification
- CWE-295: Improper Certificate Validation