All TOSS local interactive user home directories must have mode 0750 or less permissive.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-252969 | TOSS-04-020300 | SV-252969r1190845_rule | CCI-000366 | medium |
| Description | ||||
| Users' home directories/folders may contain information of a sensitive nature. Nonprivileged users should coordinate any sharing of information with a system administrator (SA) through shared resources. | ||||
| STIG | Date | |||
| Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide | 2026-02-19 | |||
Details
Check Text (C-252969r1190845_chk)
Verify TOSS 4 limits the ability of nonprivileged users to grant other users' direct access to the contents of their home directories/folders.
Verify the user permissions on all user home directories is set to "750" permissions with the following command:
$ find $(awk -F: '($3>=1000)&&($7 !~ /nologin/){print $6}' /etc/passwd) -maxdepth 0 -not -perm 750 -ls
If there is any output, this is a finding.
Fix Text (F-56372r1184492_fix)
Change the mode of interactive user's home directories to "0750" using the following command:
Note: The example will be for the user "disauser".
$ sudo chmod 0750 /home/disauser