Logitech Harmony Hub before version 4.15.206 contained two hard-coded accounts in the XMPP server that gave remote users access to the local API.
https://www.tenable.com/security/research/tra-2018-47
Source: Mitre, NVD
Published: 2018-12-20
Updated: 2019-10-09
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical