The Photon operating system must limit the number of concurrent sessions to 10 for all accounts and/or account types.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-256481	PHTN-30-000004	SV-256481r887117_rule		Medium

Description
Operating system management includes the ability to control the number of users and user sessions that utilize an operating system. Limiting the number of allowed users and sessions per user is helpful in reducing the risks related to denial-of-service attacks.

STIG	Date
VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide	2023-12-01

Details

Check Text ( C-60156r887115_chk )
At the command line, run the following command: # grep "^[^#].*maxlogins.*" /etc/security/limits.conf Expected result: * hard maxlogins 10 If the output does not match the expected result, this is a finding. Note: The expected result may be repeated multiple times.

Fix Text (F-60099r887116_fix)
At the command line, run the following command: # echo '* hard maxlogins 10' >> /etc/security/limits.conf