III - Administrative Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000018-RTR-000001
Group -
The Juniper router must be configured to enforce approved authorizations for controlling the flow of information within the network based on organization-defined information flow control policies.
Information flow control regulates where information is allowed to travel within a network and between interconnected networks. The flow of all network traffic must be monitored and controlled so i...Rule Medium Severity -
SRG-NET-000018-RTR-000002
Group -
The Juniper BGP router must be configured to reject inbound route advertisements for any Bogon prefixes.
Accepting route advertisements for Bogon prefixes can result in the local autonomous system (AS) becoming a transit for malicious traffic as it will in turn advertise these prefixes to neighbor aut...Rule Medium Severity -
SRG-NET-000018-RTR-000003
Group -
The Juniper BGP router must be configured to reject inbound route advertisements for any prefixes belonging to the local autonomous system (AS).
Accepting route advertisements belonging to the local AS can result in traffic looping, being black holed, or at a minimum using a nonoptimized path.Rule Medium Severity -
SRG-NET-000018-RTR-000004
Group -
The Juniper BGP router must be configured to reject inbound route advertisements from a customer edge (CE) router for prefixes that are not allocated to that customer.
As a best practice, a service provider should only accept customer prefixes that have been assigned to that customer and any peering autonomous systems. A multi-homed customer with BGP speaking rou...Rule Medium Severity -
SRG-NET-000018-RTR-000005
Group -
The Juniper BGP router must be configured to reject outbound route advertisements for any prefixes that do not belong to any customers or the local autonomous system (AS).
Advertisement of routes by an AS for networks that do not belong to any of its customers pulls traffic away from the authorized network. This causes a denial of service (DoS) on the network that al...Rule Medium Severity
Node 2
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