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Lookup Service must limit the number of allowed connections.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-256724 | VCLU-70-000019 | SV-256724r888763_rule | Medium |
| Description |
|---|
| Limiting the number of established connections is a basic denial-of-service protection and a best practice. 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 Lookup Service Security Technical Implementation Guide | 2023-02-21 |
Details
| Check Text ( C-60399r888761_chk ) |
|---|
| At the command prompt, run the following command: # xmllint --xpath '/Server/Service/Connector[@port="${bio-custom.http.port}"]/@acceptCount' /usr/lib/vmware-lookupsvc/conf/server.xml Expected result: acceptCount="100" If the output does not match the expected result, this is a finding. |
| Fix Text (F-60342r888762_fix) |
|---|
| Navigate to and open: /usr/lib/vmware-lookupsvc/conf/server.xml Navigate to the Add or change the following value: acceptCount="100" Restart the service with the following command: # vmon-cli --restart lookupsvc |