The root account must be the only account with GID of 0.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-226422	GEN000000-SOL00440	SV-226422r603265_rule		High

Description
Accounts with a GID of 0 have root group privileges.

STIG	Date
Solaris 10 SPARC Security Technical Implementation Guide	2020-12-04

Details

Check Text ( C-28583r482627_chk )
Check passwd and group files for non-root user ids and group ids with a GID of 0. # more /etc/passwd # more /etc/group OR # awk -F: '$4 == 0' /etc/passwd # awk -F: '$3 == 0' /etc/group Confirm the only account with a group id of 0 is root. If the root account is not the only account with GID of 0, this is a finding.

Fix Text (F-28571r482628_fix)
Change the default GID of non-root accounts to a valid GID other than 0.