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Performance Charts must limit the number of allowed connections.


Overview

Finding ID Version Rule ID IA Controls Severity
V-239419 VCPF-67-000018 SV-239419r674980_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 can potentially run out of system resources and negatively affect system availability.
STIG Date
VMware vSphere 6.7 Perfcharts Tomcat Security Technical Implementation Guide 2022-01-03

Details

Check Text ( C-42652r674978_chk )
At the command prompt, execute 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-42611r674979_fix)
Navigate to and open /usr/lib/vmware-perfcharts/tc-instance/conf/server.xml.

Configure the node with the following value:

acceptCount="300"