Red Hat 6.0 allows local users to gain root access by booting single user and hitting ^C at the password prompt.
https://kc.mcafee.com/corporate/index?page=content&id=SB10053
http://www.securityfocus.com/templates/archive.pike?list=1&msg=200002230248.NAA19185%40cairo.anu.edu.au
Source: Mitre, NVD
Published: 2000-02-23
Updated: 2023-11-07
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H