The operating system must have no unowned files.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-48039	SOL-11.1-070200	SV-60911r1_rule		Medium

Description
A new user who is assigned a deleted user's user ID or group ID may then end up owning these files, and thus have more access on the system than was intended.

STIG	Date
Solaris 11 X86 Security Technical Implementation Guide	2017-09-20

Details

Check Text ( C-50475r1_chk )
The root role is required. Identify all files that are owned by a user or group not listed in /etc/passwd or /etc/group # find / \( -fstype nfs -o -fstype cachefs -o -fstype autofs \ -o -fstype ctfs -o -fstype mntfs -o -fstype objfs \ -o -fstype proc \) -prune \( -nouser -o -nogroup \) -ls If output is produced, this is a finding.

Fix Text (F-51651r1_fix)
The root role is required. Correct or justify any items discovered in the Check step. Determine the existence of any files that are not attributed to current users or groups on the system, and determine the best course of action in accordance with site policy. Remove the files and directories or change their ownership.