Detections
Analytics
5.4.2.1 Ensure root is the only UID 0 account
Information
Any account with UID 0 has superuser privileges on the system.This access must be limited to only the default root account and only from the system console. Administrative access must be through an unprivileged account using an approved mechanism as noted in Item 5.6 Ensure access to the su command is restricted.
Solution
Run the following command to change the root account UID to 0 :# usermod -u 0 root
Modify any users other than root with UID 0 and assign them a new UID.
See Also
Item Details
Category: CONFIGURATION MANAGEMENT, IDENTIFICATION AND AUTHENTICATION
References: 800-53|CM-1, 800-53|CM-2, 800-53|CM-6, 800-53|CM-7, 800-53|IA-5, CAT|II, Rule-ID|SV-230534r627750_rule, STIG-ID|RHEL-08-040200, Vuln-ID|V-230534
Plugin: Unix
Control ID: 8dbb82e322b11f0111557b7a35469ac2eb4c1937d32970df84f6d97b58ec1781