STIGQter STIGQter: STIG Summary: Red Hat Enterprise Linux 8 Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 23 Apr 2021:

RHEL 8 must limit the number of concurrent sessions to ten for all accounts and/or account types.

DISA Rule

SV-230346r627750_rule

Vulnerability Number

V-230346

Group Title

SRG-OS-000027-GPOS-00008

Rule Version

RHEL-08-020024

Severity

CAT III

CCI(s)

Weight

10

Fix Recommendation

Configure the 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 or in a ".conf" file defined in /etc/security/limits.d/:

* hard maxlogins 10

Check Contents

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

$ sudo grep -r -s '^[^#].*maxlogins' /etc/security/limits.conf /etc/security/limits.d/*.conf

* hard maxlogins 10

This can be set as a global domain (with the * wildcard) but may be set differently for multiple domains.

If the "maxlogins" item is missing, commented out, or the value is set greater than "10" and is not documented with the Information System Security Officer (ISSO) as an operational requirement for all domains that have the "maxlogins" item assigned, this is a finding.

Vulnerability Number

V-230346

Documentable

False

Rule Version

RHEL-08-020024

Severity Override Guidance

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

$ sudo grep -r -s '^[^#].*maxlogins' /etc/security/limits.conf /etc/security/limits.d/*.conf

* hard maxlogins 10

This can be set as a global domain (with the * wildcard) but may be set differently for multiple domains.

If the "maxlogins" item is missing, commented out, or the value is set greater than "10" and is not documented with the Information System Security Officer (ISSO) as an operational requirement for all domains that have the "maxlogins" item assigned, this is a finding.

Check Content Reference

M

Target Key

2921

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