STIGQter STIGQter: STIG Summary: Canonical Ubuntu 20.04 LTS Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 10 Mar 2021:

The Ubuntu operating system must limit the number of concurrent sessions to ten for all accounts and/or account types.

DISA Rule

SV-238323r654144_rule

Vulnerability Number

V-238323

Group Title

SRG-OS-000027-GPOS-00008

Rule Version

UBTU-20-010400

Severity

CAT III

CCI(s)

Weight

10

Fix Recommendation

Configure the Ubuntu operating system to limit the number of concurrent sessions to 10 for all accounts and/or account types.

Add the following line to the top of the "/etc/security/limits.conf" file:

* hard maxlogins 10

Check Contents

Verify the Ubuntu operating system limits the number of concurrent sessions to 10 for all accounts and/or account types by running the following command:

$ grep maxlogins /etc/security/limits.conf | grep -v '^* hard maxlogins'

The result must contain the following line:

* hard maxlogins 10

If the "maxlogins" item is missing or the value is not set to 10 or less or is commented out, this is a finding.

Vulnerability Number

V-238323

Documentable

False

Rule Version

UBTU-20-010400

Severity Override Guidance

Verify the Ubuntu operating system limits the number of concurrent sessions to 10 for all accounts and/or account types by running the following command:

$ grep maxlogins /etc/security/limits.conf | grep -v '^* hard maxlogins'

The result must contain the following line:

* hard maxlogins 10

If the "maxlogins" item is missing or the value is not set to 10 or less or is commented out, this is a finding.

Check Content Reference

M

Target Key

5318

Comments