No profile (default benchmark)
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000018
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to enforce approved authorizations for controlling the flow of traffic within the network based on organization-defined information flow control policies.
<VulnDiscussion>Unrestricted traffic may contain malicious traffic which poses a threat to an enclave or data center. Additionally, unrestric...Rule Medium Severity -
SRG-NET-000074
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to produce audit records containing information to establish what type of events occurred.
<VulnDiscussion>Without establishing what type of event occurred, it would be difficult to establish, correlate, and investigate the events l...Rule Medium Severity -
SRG-NET-000075
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to produce audit records containing information to establish when the events occurred.
<VulnDiscussion>Without establishing when events occurred, it is impossible to establish, correlate, and investigate the events leading up to...Rule Medium Severity -
SRG-NET-000076
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to produce audit records containing information to establish where the events occurred.
<VulnDiscussion>Without establishing where events occurred, it is impossible to establish, correlate, and investigate the events leading up t...Rule Medium Severity -
SRG-NET-000077
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to produce audit records containing information to establish the source of the events.
<VulnDiscussion>Without establishing the source of the event, it is impossible to establish, correlate, and investigate the events leading up...Rule Medium Severity -
SRG-NET-000078
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to produce audit records containing information to establish the outcome of the events.
<VulnDiscussion>Without information about the outcome of events, security personnel cannot make an accurate assessment as to whether an attac...Rule Medium Severity -
SRG-NET-000079
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to generate audit records containing information that establishes the identity of any individual or process associated with the event.
<VulnDiscussion>Without information that establishes the identity of the subjects (i.e., users or processes acting on behalf of users) associ...Rule Medium Severity -
SRG-NET-000131
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to disable non-essential capabilities.
<VulnDiscussion>It is detrimental for network elements to provide, or enable by default, functionality exceeding requirements or mission obje...Rule Medium Severity -
SRG-NET-000193
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to enforce a policy to manage bandwidth and to limit the effects of a packet-flooding Denial of Service (DoS) attack.
<VulnDiscussion>A network element experiencing a DoS attack will not be able to handle production traffic load. The high utilization and CPU ...Rule Medium Severity -
SRG-NET-000236
<GroupDescription></GroupDescription>Group -
The SDN controllers must be configured as a cluster in active/active or active/passive mode to preserve any information necessary to determine cause of a system failure and to maintain network operations with least disruption to workload processes and flows.
<VulnDiscussion>Failure in a known state can address safety or security in accordance with the mission needs of the organization. Failure to ...Rule Medium Severity -
SRG-NET-000362
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to protect against or limit the effects of denial-of-service (DoS) attacks by rate-limiting control-plane communications.
<VulnDiscussion>The SDN Controller is critical to all network operations because it is the component used to build all forwarding paths for t...Rule Medium Severity -
SRG-NET-000364
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to only allow incoming communications from organization-defined authorized sources routed to organization-defined authorized destinations.
<VulnDiscussion>Unrestricted traffic may contain malicious traffic which poses a threat to an enclave or data center. Additionally, unrestric...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to authenticate southbound Application Program Interface (API) control-plane messages received from SDN-enabled network elements using a FIPS-approved message authentication code algorithm.
<VulnDiscussion>Southbound APIs such as OpenFlow provide the forwarding tables to network devices, such as switches and routers, both physica...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to authenticate northbound Application Program Interface (API) messages received from business applications and management systems using a FIPS-approved message authentication code algorithm.
<VulnDiscussion>The SDN controller determines how traffic should flow through physical and virtual network devices based on application profi...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to encrypt all southbound Application Program Interface (API) control-plane messages using a FIPS-validated cryptographic module.
<VulnDiscussion>Southbound APIs such as OpenFlow provide the forwarding tables to network devices, such as switches and routers, both physica...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to encrypt all northbound Application Program Interface (API) messages using a FIPS-validated cryptographic module.
<VulnDiscussion>The SDN controller receives network service requests from orchestration and management systems to deploy and configure networ...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to authenticate received southbound Application Program Interface (API) management-plane messages using a FIPS-approved message authentication code algorithm.
<VulnDiscussion>The SDN controller can receive management-plane traffic from the SDN-enabled devices that it monitors and manages. The messag...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to encrypt all southbound Application Program Interface (API) management-plane messages using a FIPS-validated cryptographic module.
<VulnDiscussion>An SDN controller can manage and configure SDN-enabled devices using protocols such as SNMP and NETCONF. If an SDN-aware rout...Rule High Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to be deployed as a cluster and on separate physical hosts.
<VulnDiscussion>SDN relies heavily on control messages between a controller and the forwarding devices for network convergence. The controlle...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN Controller must be configured to notify the forwarding device to either drop the packet or make an entry in the flow table for a received packet that does not match any flow table entries.
<VulnDiscussion>Reactive flow setup occurs when the SDN-aware switch receives a packet that does not match the flow table entries and hence t...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
SDN controller must be configured to forward traffic based on security requirements.
<VulnDiscussion>For security reasons, an organization may choose to have traffic that is inbound to a server go through a specific firewall. ...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to enable multi-tenant virtual networks to be fully isolated from one another.
<VulnDiscussion>Network-as-a-Service (NaaS) is often implemented in a multi-tenant paradigm, where customers share network infrastructure and...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to separate tenant functionality from system management functionality.
<VulnDiscussion>Network-as-a-Service (NaaS) is frequently offered in a multi-tenant paradigm, where customers share network infrastructure. S...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to isolate security functions from non-security functions.
<VulnDiscussion>An isolation boundary provides access control and protects the integrity of the hardware, software, and firmware that perform...Rule Medium Severity -
SRG-NET-000512
<GroupDescription></GroupDescription>Group -
The SDN controller must be configured to generate error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.
<VulnDiscussion>Providing too much information in error messages on the screen or printout risks compromising the data and security of the SD...Rule Medium Severity
Node 2
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