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…

PriorityP342high8.1CVSS 3.1

AVNACHPRNUINSUCHIHAH

EPSS

1.29%

66.7th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
ui	unifi_controller	<= 5.10.21	—
unifi	unifi	<= 5.10.21	—

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N

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