II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000205
<GroupDescription></GroupDescription>Group -
The perimeter router must be configured to filter egress traffic at the internal interface on an inbound direction.
<VulnDiscussion>Access lists are used to separate data traffic into that which it will route (permitted packets) and that which it will not r...Rule Medium Severity -
SRG-NET-000205
<GroupDescription></GroupDescription>Group -
The BGP router must be configured to reject outbound route advertisements for any prefixes belonging to the IP core.
<VulnDiscussion>Outbound route advertisements belonging to the core can result in traffic either looping or being black holed, or at a minimu...Rule Medium Severity -
SRG-NET-000205
<GroupDescription></GroupDescription>Group -
The PE router must be configured to block any traffic that is destined to IP core infrastructure.
<VulnDiscussion>IP/MPLS networks providing VPN and transit services must provide, at the least, the same level of protection against denial-o...Rule High Severity -
SRG-NET-000205
<GroupDescription></GroupDescription>Group -
The PE router must be configured with Unicast Reverse Path Forwarding (uRPF) loose mode enabled on all CE-facing interfaces..
<VulnDiscussion>The uRPF feature is a defense against spoofing and denial-of-service (DoS) attacks by verifying if the source address of any ...Rule Medium Severity -
SRG-NET-000205
<GroupDescription></GroupDescription>Group -
The out-of-band management (OOBM) gateway must be configured to transport management traffic to the Network Operations Center (NOC) via dedicated circuit, MPLS/VPN service, or IPsec tunnel.
<VulnDiscussion>Using dedicated paths, the OOBM backbone connects the OOBM gateway routers located at the edge of the managed network and at ...Rule Medium Severity
Node 2
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