Analysis, viewing, and indexing functions, services, and applications used as part of Splunk Enterprise must be configured to comply with DoD-trusted path and access requirements.

An XCCDF Rule

Description

Access to Splunk Enterprise for analysis, viewing, indexing functions, services, and applications, such as analysis tools and other vendor-provided applications, must be secured. Software used to perform additional functions, which resides on the server, must also be secured or could provide a vector for unauthorized access to the events repository.

ID: SV-251677r961863_rule
Version: SPLK-CL-000290
Severity: Medium
References: CCI-000366
Updated: 16 days ago

Remediation Templates

Edit the following files in the installation to configure Splunk to use SSL certificates:

This configuration is performed on the machine used as an indexer, which may be a separate machine in a distributed environment.

$SPLUNK_HOME/etc/system/local/inputs.conf
[splunktcp-ssl:9997]
disabled = 0

[SSL]
serverCert = <path to the DoD approved certificate in PEM format>
sslPassword = <password for the certificate>

This configuration is performed on the machine used as a forwarder, which is always a separate machine regardless of environment.

$SPLUNK_HOME/etc/system/local/outputs.conf

[tcpout:group1]
disabled = 0
clientCert = <path to the DoD approved certificate in PEM format>
sslPassword = <password for the certificate>

This configuration is performed on the machine used as a search head, which may be a separate machine in a distributed environment.

Edit the following file in the installation to configure Splunk to use SSL certificates:

$SPLUNK_HOME/etc/opt/system/local/web.conf

[settings]
enableSplunkWebSSL = 1
privKeyPath = <path to the private key generated for the DoD approved certificate>
serverCert = <path to the DoD approved certificate in PEM format>

Analysis, viewing, and indexing functions, services, and applications used as part of Splunk Enterprise must be configured to comply with DoD-trusted path and access requirements.

Description

Remediation Templates

A Manual Procedure