I - Mission Critical Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000295-AU-000190
<GroupDescription></GroupDescription>Group -
Splunk Enterprise idle session timeout must be set to not exceed 15 minutes.
<VulnDiscussion>Automatic session termination after a period of inactivity addresses the potential for a malicious actor to exploit the unatt...Rule Medium Severity -
SRG-APP-000291-AU-000200
<GroupDescription></GroupDescription>Group -
Splunk Enterprise must notify the system administrator (SA) and information system security officer (ISSO) when account events are received (creation, deletion, modification, disabling).
<VulnDiscussion>Once an attacker establishes access to an application, the attacker often attempts to create a persistent method of reestabli...Rule Low Severity -
SRG-APP-000291-AU-000200
<GroupDescription></GroupDescription>Group -
Splunk Enterprise must notify analysts of applicable events for Tier 2 CSSP and JRSS only.
<VulnDiscussion>Sending notifications or populating dashboards are ways to monitor and alert on applicable events and allow analysts to mitig...Rule Low Severity -
SRG-APP-000065-AU-000240
<GroupDescription></GroupDescription>Group -
Splunk Enterprise must enforce the limit of 3 consecutive invalid logon attempts by a user during a 15 minute time period.
<VulnDiscussion>By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Medium Severity -
SRG-APP-000503-AU-000280
<GroupDescription></GroupDescription>Group -
Splunk Enterprise must be configured with a successful/unsuccessful logon attempts report.
<VulnDiscussion>The SIEM or Central Log Server is the mitigation method for most of the other STIGs applied to an organization. Robust alerti...Rule Medium Severity -
SRG-APP-000095-AU-000050
<GroupDescription></GroupDescription>Group -
The System Administrator (SA) and Information System Security Officer (ISSO) must configure the retention of the log records based on the defined security plan.
<VulnDiscussion>If authorized individuals do not have the ability to modify auditing parameters in response to a changing threat environment,...Rule Low Severity
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