The ESXi host must deny shell access for the dcui account.
An XCCDF Rule
Description
<VulnDiscussion>The dcui user is used for process isolation for the DCUI itself. The account has shell access which can be deactivated to reduce attack surface.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-265976r1003584_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
From an ESXi shell, run the following command:
# esxcli system account set -i dcui -s false
or