UCF STIG Viewer Logo

The vCenter STS service must be configured to use a specified IP address and port.


Finding ID Version Rule ID IA Controls Severity
V-258978 VCST-80-000037 SV-258978r934592_rule Medium
The server must be configured to listen on a specified IP address and port. Without specifying an IP address and port for server to use, the server will listen on all IP addresses available. Accessing the hosted application through an IP address normally used for nonapplication functions opens the possibility of user access to resources, utilities, files, ports, and protocols that are protected on the desired application IP address.
VMware vSphere 8.0 vCenter Appliance Secure Token Service (STS) Security Technical Implementation Guide 2023-10-29


Check Text ( C-62718r934590_chk )
At the command prompt, run the following command:

# xmllint --xpath '//Connector[not(@port = "${bio-ssl-clientauth.https.port}") and (@port = "0" or not(@address))]' /usr/lib/vmware-sso/vmware-sts/conf/server.xml

Expected result:

XPath set is empty

If any connectors are returned, this is a finding.
Fix Text (F-62627r934591_fix)
Navigate to and open:


The STS service has 2 connectors with the below pairs of ports and addresses.

Navigate to the target node and configure the port and address as follows.



Restart the service with the following command:

# vmon-cli --restart sts

Note: The connector with port="${bio-ssl-clientauth.https.port}" should not have address set.