STIGQter STIGQter: STIG Summary: Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 26 Mar 2026:

All TOSS local interactive user home directories must have mode 0770 or less permissive.

DISA Rule

SV-282760r1201260_rule

Vulnerability Number

V-282760

Group Title

SRG-OS-000480-GPOS-00230

Rule Version

TOSS-05-000493

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Change the mode of interactive user's home directories to "0770." using the following command:

Note: The example will be for the user "smithj."

$ sudo chmod 0770 /home/smithj

Check Contents

Verify TOSS 5 limits the ability of nonprivileged users to grant other users direct access to the contents of their home directories/folders.

Ensure the user permissions on all user home directories is set to 770 permissions using the following command:

$ find $(awk -F: '($3>=1000)&&($7 !~ /nologin/){print $6}' /etc/passwd) -maxdepth 0 -not -perm 770 -ls 2> /dev/null

If there is any output, this is a finding.

Vulnerability Number

V-282760

Documentable

False

Rule Version

TOSS-05-000493

Severity Override Guidance

Verify TOSS 5 limits the ability of nonprivileged users to grant other users direct access to the contents of their home directories/folders.

Ensure the user permissions on all user home directories is set to 770 permissions using the following command:

$ find $(awk -F: '($3>=1000)&&($7 !~ /nologin/){print $6}' /etc/passwd) -maxdepth 0 -not -perm 770 -ls 2> /dev/null

If there is any output, this is a finding.

Check Content Reference

M

Target Key

5738