Description
Hardcoded default root credentials exist on the ecobee3 lite 4.5.81.200 device. This allows a threat actor to gain access to the password-protected bootloader environment through the serial console.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://www.l9group.com/advisories/hard-coded-default-root-credentials-for-all-ecobee3-lite-devices
Scores
CVSS v3
9.8
EPSS
0.0113
EPSS Percentile
62.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-798
Status
published
Products (1)
ecobee/ecobee3_lite_firmware
4.5.81.200
Published
Aug 03, 2021
Tracked Since
Feb 18, 2026