STIGQter STIGQter: STIG Summary: Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide Version: 2 Release: 6 Benchmark Date: 01 Jul 2026:

All TOSS local interactive user home directories must have mode 0750 or less permissive.

DISA Rule

SV-252969r1190845_rule

Vulnerability Number

V-252969

Group Title

SRG-OS-000480-GPOS-00230

Rule Version

TOSS-04-020300

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

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

Check Contents

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.

Vulnerability Number

V-252969

Documentable

False

Rule Version

TOSS-04-020300

Severity Override Guidance

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.

Check Content Reference

M

Target Key

5469