On Grandstream GXV3611IR_HD before 1.0.3.23 devices, the root account lacks a password.
https://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=23920&dl=1
https://github.com/scarvell/grandstream_exploits
Source: Mitre, NVD
Published: 2019-03-30
Updated: 2023-03-01
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H