STIGQter: STIG Summary: Canonical Ubuntu 18.04 LTS Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 23 Apr 2021:

The Ubuntu operating system must be configured to use AppArmor.

DISA Rule

SV-219323r610963_rule

Vulnerability Number

V-219323

Group Title

SRG-OS-000368-GPOS-00154

Rule Version

UBTU-18-010441

Severity

CAT II

CCI(s)

• CCI-001764 - The information system prevents program execution in accordance with organization-defined policies regarding software program usage and restrictions, and/or rules authorizing the terms and conditions of software program usage.

Weight

10

Fix Recommendation

Install "Apparmor" (if it is not installed) with the following command:

# sudo apt-get install apparmor

# sudo systemctl enable apparmor.service

Start "Apparmor" with the following command:

# sudo systemctl start apparmor.service

Note: Apparmor must have properly configured profiles for applications and home directories. All configurations will be based on the actual system setup and organization and normally are on a per role basis. See the "Apparmor" documentation for more information on configuring profiles.

Check Contents

Verify the operating system prevents program execution in accordance with local policies.

Check that apparmor is installed and active by running the following command:

# dpkg -l | grep apparmor

If the "apparmor" package is not installed, this is a finding.

#systemctl is-active apparmor.service

active

If "active" is not returned, this is a finding.

#systemctl is-enabled apparmor.service

enabled

If "enabled" is not returned, then this is a finding.

Vulnerability Number

V-219323

Documentable

False

Rule Version

UBTU-18-010441

Severity Override Guidance

Verify the operating system prevents program execution in accordance with local policies.

Check that apparmor is installed and active by running the following command:

# dpkg -l | grep apparmor

If the "apparmor" package is not installed, this is a finding.

#systemctl is-active apparmor.service

active

If "active" is not returned, this is a finding.

#systemctl is-enabled apparmor.service

enabled

If "enabled" is not returned, then this is a finding.

Check Content Reference

M

Target Key

4055

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