CVE-2021-27952

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/3/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

ecobee:ecobee3_liteecobee:ecobee3_lite_firmware

Weaknesses (CWE)

CWE-798

References

https://www.l9group.com/advisories/hard-coded-default-root-credentials-for-all-ecobee3-lite-devices(cve@mitre.org)

https://www.l9group.com/advisories/hard-coded-default-root-credentials-for-all-ecobee3-lite-devices(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.