| V-269849 | | The Dell OS10 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 networ... |
| V-269850 | | The Dell OS10 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 i... |
| V-269851 | | The Dell OS10 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 or being black holed, or at a minimum using a nonoptimized path... |
| V-269852 | | The Dell OS10 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 system... |
| V-269853 | | The Dell OS10 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 autonomous system for networks that do not belong to any of its customers pulls traffic away from the authorized network... |
| V-269857 | | The Dell OS10 multicast router must be configured to disable Protocol Independent Multicast (PIM) on all interfaces that are not required to support multicast routing. | If multicast traffic is forwarded beyond the intended boundary, it is possible that it can be intercepted by unauthorized or unintended personnel. Lim... |
| V-269858 | | The Dell OS10 multicast router must be configured to bind a Protocol Independent Multicast (PIM) neighbor filter to interfaces that have PIM enabled. | PIM is a routing protocol used to build multicast distribution trees for forwarding multicast traffic across the network infrastructure. PIM traffic m... |
| V-269863 | | The Dell OS10 out-of-band management (OOBM) gateway router must be configured to have separate Interior Gateway Protocol (IGP) instances for the managed network and management network. | If the gateway router is not a dedicated device for the OOBM network, implementation of several safeguards for containment of management and productio... |
| V-269864 | | The Dell OS10 out-of-band management (OOBM) gateway router must be configured to not redistribute routes between the management network routing domain and the managed network routing domain. | If the gateway router is not a dedicated device for the OOBM network, several safeguards must be implemented for containment of management and product... |
| V-269868 | | The Dell OS10 Router must be configured to use encryption for routing protocol authentication. | A rogue router could send a fictitious routing update to convince a site's perimeter router to send traffic to an incorrect or even a rogue destinatio... |
| V-269869 | | The Dell OS10 Router must be configured to authenticate all routing protocol messages using NIST-validated FIPS 198-1 message authentication code algorithm. | A rogue router could send a fictitious routing update to convince a site's perimeter router to send traffic to an incorrect or even a rogue destinatio... |
| V-269870 | | The PE router must be configured to enforce a Quality-of-Service (QoS) policy to limit the effects of packet flooding denial-of-service (DoS) attacks. | DoS is a condition when a resource is not available for legitimate users. Packet flooding distributed denial-of-service (DDoS) attacks are referred to... |
| V-269873 | | The Dell OS10 Router must be configured to drop all fragmented Internet Control Message Protocol (ICMP) packets destined to itself. | Fragmented ICMP packets can be generated by hackers for denial-of-service (DoS) attacks such as Ping O' Death and Teardrop. It is imperative that all ... |
| V-269877 | | The Dell OS10 BGP router must be configured to reject outbound route advertisements for any prefixes belonging to the IP core. | Outbound route advertisements belonging to the core can result in traffic either looping or being black holed, or at a minimum, using a nonoptimized p... |
| V-269879 | | The Dell OS10 out-of-band management (OOBM) gateway router must be configured to forward only authorized management traffic to the Network Operations Center (NOC). | The OOBM network is an IP network used exclusively for the transport of OAM&P data from the network being managed to the OSS components located at the... |
| V-269880 | | The Dell OS10 out-of-band management (OOBM) gateway router must be configured to block any traffic destined to itself that is not sourced from the OOBM network or the NOC. | If the gateway router is not a dedicated device for the OOBM network, several safeguards must be implemented for containment of management and product... |
| V-269882 | | The Dell OS10 Router must be configured to implement message authentication for all control plane protocols. | A rogue router could send a fictitious routing update to convince a site's perimeter router to send traffic to an incorrect or even a rogue destinatio... |
| V-269883 | | The Dell OS10 BGP router must be configured to use a unique key for each autonomous system (AS) that it peers with. | If the same keys are used between eBGP neighbors, the chance of a hacker compromising any of the BGP sessions increases. It is possible that a malicio... |
| V-269884 | | The Dell OS10 Router must be configured to use keys with a duration not exceeding 180 days for authenticating routing protocol messages. | If the keys used for routing protocol authentication are guessed, the malicious user could create havoc within the network by advertising incorrect ro... |
| V-269885 | | The Dell OS10 Router must not be configured to have any zero-touch deployment feature enabled when connected to an operational network. | Network devices that are configured via a zero-touch deployment or auto-loading feature can have their startup configuration or image pushed to the de... |
| V-269886 | | The Dell OS10 Router must be configured to protect against or limit the effects of denial-of-service (DoS) attacks by employing control plane protection. | The Route Processor (RP) is critical to all network operations because it is the component used to build all forwarding paths for the data plane via c... |
| V-269887 | | The Dell OS10 Router must be configured to have Gratuitous ARP disabled on all external interfaces. | A gratuitous ARP is an ARP broadcast in which the source and destination MAC addresses are the same. It is used to inform the network about a host IP ... |
| V-269889 | | The Dell OS10 Router must be configured to have Internet Control Message Protocol (ICMP) unreachable notifications disabled on all external interfaces. | The ICMP supports IP traffic by relaying information about paths, routes, and network conditions. Routers automatically send ICMP messages under a wid... |
| V-269890 | | The Dell OS10 BGP router must be configured to use the maximum prefixes feature to protect against route table flooding and prefix deaggregation attacks. | The effects of prefix deaggregation can degrade router performance due to the size of routing tables and also result in black-holing legitimate traffi... |
| V-269892 | | The Dell OS10 multicast Rendezvous Point (RP) must be configured to rate limit the number of Protocol Independent Multicast (PIM) Register messages. | When a new source starts transmitting in a PIM Sparse Mode network, the DR will encapsulate the multicast packets into register messages and forward t... |
| V-269899 | | The Dell OS10 multicast Designated Router (DR) must be configured to filter the Internet Group Management Protocol (IGMP) and Multicast Listener Discovery (MLD) Report messages to allow hosts to join a multicast group only from sources that have been approved by the organization. | Real-time multicast traffic can entail multiple large flows of data. Large unicast flows tend to be fairly isolated (i.e., someone doing a file downlo... |
| V-269903 | | The Dell OS10 Router must not be configured to use IPv6 Site Local Unicast addresses. | As currently defined, site local addresses are ambiguous and can be present in multiple sites. The address itself does not contain any indication of t... |
| V-269904 | | The Dell OS10 Router must be configured to suppress Router Advertisements on all external IPv6-enabled interfaces. | Many of the known attacks in stateless autoconfiguration are defined in RFC 3756 were present in IPv4 ARP attacks. To mitigate these vulnerabilities, ... |
| V-269927 | | The Dell OS10 Router must not be configured to have any feature enabled that calls home to the vendor. | Call home services will routinely send data such as configuration and diagnostic information to the vendor for routine or emergency analysis and troub... |
| V-269854 | | The Dell OS10 BGP router must be configured to reject route advertisements from BGP peers that do not list their autonomous system (AS) number as the first AS in the AS_PATH attribute. | Verifying the path a route has traversed will ensure the IP core is not used as a transit network for unauthorized or possibly even internet traffic. ... |
| V-269855 | | The Dell OS10 BGP router must be configured to reject route advertisements from CE routers with an originating autonomous system (AS) in the AS_PATH attribute that does not belong to that customer. | Verifying the path a route has traversed will ensure that the local AS is not used as a transit network for unauthorized traffic. To ensure that the l... |
| V-269859 | | The Dell OS10 Router must be configured to have all inactive interfaces disabled. | An inactive interface is rarely monitored or controlled and may expose a network to an undetected attack on that interface. Unauthorized personnel wit... |
| V-269865 | | The Dell OS10 multicast Rendezvous Point (RP) router must be configured to filter Protocol Independent Multicast (PIM) Register messages received from the Designated Router (DR) for any undesirable multicast groups and sources. | Real-time multicast traffic can entail multiple large flows of data. An attacker can flood a network segment with multicast packets, over-using the av... |
| V-269866 | | The Dell OS10 multicast Rendezvous Point (RP) router must be configured to filter Protocol Independent Multicast (PIM) Join messages received from the Designated Router (DR) for any undesirable multicast groups. | Real-time multicast traffic can entail multiple large flows of data. An attacker can flood a network segment with multicast packets, over-using the av... |
| V-269867 | | The Dell OS10 Router must be configured to log all packets that have been dropped. | Auditing and logging are key components of any security architecture. It is essential for security personnel to know what is being done or attempted t... |
| V-269888 | | The Dell OS10 Router must be configured to have IP directed broadcast disabled on all interfaces. | An IP directed broadcast is a datagram sent to the broadcast address of a subnet that is not directly attached to the sending machine. The directed br... |
| V-269891 | | The Dell OS10 BGP router must be configured to limit the prefix size on any inbound route advertisement to /24 or the least significant prefixes issued to the customer. | The effects of prefix deaggregation can degrade router performance due to the size of routing tables and also result in black-holing legitimate traffi... |
| V-269898 | | The Dell OS10 multicast Designated Router (DR) must be configured to filter the Internet Group Management Protocol (IGMP) and Multicast Listener Discovery (MLD) Report messages to allow hosts to join only multicast groups that have been approved by the organization. | Real-time multicast traffic can entail multiple large flows of data. Large unicast flows tend to be fairly isolated (i.e., someone doing a file downlo... |
| V-269901 | | The Dell OS10 BGP router must be configured to use its loopback address as the source address for iBGP peering sessions. | Using a loopback address as the source address offers a multitude of uses for security, access, management, and scalability of the BGP routers. It is ... |
| V-269902 | | The Dell OS10 Router must be configured to advertise a hop limit of at least 32 in Router Advertisement messages for IPv6 stateless auto-configuration deployments. | The Neighbor Discovery protocol allows a hop limit value to be advertised by routers in a Router Advertisement message being used by hosts instead of ... |
| V-269861 | | The perimeter router must be configured to not be a Border Gateway Protocol (BGP) peer to an alternate gateway service provider. | ISPs use BGP to share route information with other autonomous systems (i.e., other ISPs and corporate networks). If the perimeter router was configure... |
| V-269872 | | The Dell OS10 Router must be configured to restrict traffic destined to itself. | The route processor handles traffic destined to the router—the key component used to build forwarding paths and is also instrumental with all network ... |
