II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000015-NAC-000130
<GroupDescription></GroupDescription>Group -
Forescout must be configured so client machines do not communicate with other network devices in the DMZ or subnet except as needed to perform a client assessment or to identify itself. This is required for compliance with C2C Step 2.
<VulnDiscussion>Devices not compliant with DoD secure configuration policies are vulnerable to attack. Allowing these systems to connect pres...Rule Medium Severity -
SRG-NET-000321-NAC-001210
<GroupDescription></GroupDescription>Group -
Forescout must enforce the revocation of endpoint access authorizations when devices are removed from an authorization group. This is required for compliance with C2C Step 4.
<VulnDiscussion>Ensuring the conditions that are configured in policy have proper time limits set to reflect changes will allow for proper ac...Rule Medium Severity -
SRG-NET-000322-NAC-001220
<GroupDescription></GroupDescription>Group -
Forescout must enforce the revocation of endpoint access authorizations at the next compliance assessment interval based on changes to the compliance assessment security policy. This is required for compliance with C2C Step 4.
<VulnDiscussion>This requirement gives the option to configure for automated remediation and/or manual remediation. A detailed record must be...Rule Medium Severity -
SRG-NET-000322-NAC-001230
<GroupDescription></GroupDescription>Group -
Forescout must deny or restrict access for endpoints that fail critical endpoint security checks. This is required for compliance with C2C Step 4.
<VulnDiscussion>Devices that do not meet minimum-security configuration requirements pose a risk to the DoD network and information assets. ...Rule Medium Severity -
SRG-NET-000333-NAC-001340
<GroupDescription></GroupDescription>Group -
Forescout must be configured to log records onto a centralized events server. This is required for compliance with C2C Step 1.
<VulnDiscussion>Keeping an established, connection-oriented audit record is essential to keeping audit logs in accordance with DoD requiremen...Rule Medium Severity -
SRG-NET-000334-NAC-001350
<GroupDescription></GroupDescription>Group -
Forescout must off-load log records onto a different system. This is required for compliance with C2C Step 1.
<VulnDiscussion>Having a separate, secure location for log records is essential to the preservation of logs as required by policy.</VulnDi...Rule Medium Severity -
SRG-NET-000335-NAC-001360
<GroupDescription></GroupDescription>Group -
Forescout must generate a critical alert to be sent to the Information System Security Officer (ISSO) and Systems Administrator (SA) (at a minimum) in the event of an audit processing failure. This is required for compliance with C2C Step 1.
<VulnDiscussion>Ensuring that a security solution alerts in the event of misconfiguration or error is imperative to ensuring that proper audi...Rule Medium Severity -
SRG-NET-000343-NAC-001460
<GroupDescription></GroupDescription>Group -
Forescout must authenticate all endpoint devices before establishing a connection and proceeding with posture assessment. This is required for compliance with C2C Step 4.
<VulnDiscussion>Authenticating all devices as they connect to the network is the baseline of a good security solution. This is especially imp...Rule Medium Severity -
SRG-NET-000343-NAC-001470
<GroupDescription></GroupDescription>Group -
Forescout must be configured to apply dynamic ACLs that restrict the use of ports when non-entity endpoints are connected using MAC Authentication Bypass (MAB). This is required for compliance with C2C Step 4.
<VulnDiscussion>MAB is only one way of connecting non-entity endpoints, and can be defeated by spoofing the MAC address of an assumed authori...Rule Medium Severity -
SRG-NET-000273-NAC-000970
<GroupDescription></GroupDescription>Group -
Forescout must reveal error messages only to the Information System Security Officer (ISSO), Information System Security Manager (ISSM), and System Administrator (SA). This is required for compliance with C2C Step 1.
<VulnDiscussion>Ensuring the proper amount of information is provided to the Security Management staff is imperative to ensure role based acc...Rule Medium Severity
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