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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