RHEL 9 system accounts must not have an interactive login shell.
An XCCDF Rule
Description
<VulnDiscussion>Ensuring shells are not given to system accounts upon login makes it more difficult for attackers to make use of system accounts.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-258046r991589_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Configure RHEL 9 so that all noninteractive accounts on the system do not have an interactive shell assigned to them.
If the system account needs a shell assigned for mission operations, document the need with the information system security officer (ISSO).
Run the following command to disable the interactive shell for a specific noninteractive user account: