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Performance Charts must limit the number of allowed connections.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-256629 | VCPF-70-000019 | SV-256629r888378_rule | Medium |
| Description |
|---|
| Limiting the number of established connections to Performance Charts is a basic denial-of-service protection. Servers where the limit is too high or unlimited could run out of system resources and negatively affect system availability. |
| STIG | Date |
|---|---|
| VMware vSphere 7.0 vCenter Appliance Perfcharts Security Technical Implementation Guide | 2023-02-21 |
Details
| Check Text ( C-60304r888376_chk ) |
|---|
| At the command prompt, run the following command: # xmllint --xpath '/Server/Service/Connector/@acceptCount' /usr/lib/vmware-perfcharts/tc-instance/conf/server.xml Expected result: acceptCount="300" If the output does not match the expected result, this is a finding. |
| Fix Text (F-60247r888377_fix) |
|---|
| Navigate to and open: /usr/lib/vmware-perfcharts/tc-instance/conf/server.xml Configure the acceptCount="300" Restart the service with the following command: # vmon-cli --restart perfcharts |