ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command execution with root privileges.
https://security-tracker.debian.org/tracker/CVE-2011-2921
Source: Mitre, NVD
Published: 2019-11-19
Updated: 2019-11-21
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