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The vCenter UI service xpoweredBy attribute must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-259129 | VCUI-80-000140 | SV-259129r935291_rule | Medium |
| Description |
|---|
| Individual connectors can be configured to display the Tomcat information to clients. This information can be used to identify server versions that can be useful to attackers for identifying vulnerable versions of Tomcat. Individual connectors must be checked for the xpoweredBy attribute to ensure they do not pass server information to clients. The default value for xpoweredBy is "false". |
| STIG | Date |
|---|---|
| VMware vSphere 8.0 vCenter Appliance User Interface (UI) Security Technical Implementation Guide | 2023-10-29 |
Details
| Check Text ( C-62869r935289_chk ) |
|---|
| At the command prompt, run the following command: # xmllint --xpath "//Connector/@xpoweredBy" /usr/lib/vmware-vsphere-ui/server/conf/server.xml Example result: XPath set is empty If the "xpoweredBy" parameter is specified and is not "false", this is a finding. If the "xpoweredBy" parameter does not exist, this is not a finding. |
| Fix Text (F-62778r935290_fix) |
|---|
| Navigate to and open: /usr/lib/vmware-vsphere-ui/server/conf/server.xml Navigate to the Restart the service with the following command: # vmon-cli --restart vsphere-ui |