The Oracle Linux operating system must be configured so that all local interactive user home directories are owned by their respective users.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-221730	OL07-00-020640	SV-221730r603793_rule		Medium

Description
If a local interactive user does not own their home directory, unauthorized users could access or modify the user's files, and the users may not be able to access their own files.

STIG	Date
Oracle Linux 7 Security Technical Implementation Guide	2023-06-02

Details

Check Text ( C-23445r622257_chk )
Verify the assigned home directory of all local interactive users on the system exists. Check the home directory assignment for all local interactive users on the system with the following command: # ls -ld $(awk -F: '($3>=1000)&&($7 !~ /nologin/){print $6}' /etc/passwd) -rwxr-x--- 1 smithj users 18 Mar 5 17:06 /home/smithj If any home directories referenced in "/etc/passwd" are not owned by the interactive user, this is a finding.

Check Text ( C-23445r622257_chk )

Verify the assigned home directory of all local interactive users on the system exists.

Check the home directory assignment for all local interactive users on the system with the following command:

# ls -ld $(awk -F: '($3>=1000)&&($7 !~ /nologin/){print $6}' /etc/passwd)

-rwxr-x--- 1 smithj users 18 Mar 5 17:06 /home/smithj

If any home directories referenced in "/etc/passwd" are not owned by the interactive user, this is a finding.

Fix Text (F-23434r419263_fix)
Change the owner of a local interactive user's home directories to that owner. To change the owner of a local interactive user's home directory, use the following command: Note: The example will be for the user smithj, who has a home directory of "/home/smithj". # chown smithj /home/smithj