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SDN Controller Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000236

    <GroupDescription></GroupDescription>
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  • 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.

    &lt;VulnDiscussion&gt;Failure in a known state can address safety or security in accordance with the mission needs of the organization. Failure to ...
    Rule Medium Severity
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  • SRG-NET-000362

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  • 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.

    &lt;VulnDiscussion&gt;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
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  • SRG-NET-000364

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  • The SDN controller must be configured to only allow incoming communications from organization-defined authorized sources routed to organization-defined authorized destinations.

    &lt;VulnDiscussion&gt;Unrestricted traffic may contain malicious traffic which poses a threat to an enclave or data center. Additionally, unrestric...
    Rule Medium Severity
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  • SRG-NET-000512

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  • 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.

    &lt;VulnDiscussion&gt;Providing too much information in error messages on the screen or printout risks compromising the data and security of the SD...
    Rule Medium Severity
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  • SRG-NET-000512

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  • 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.

    &lt;VulnDiscussion&gt;Southbound APIs such as OpenFlow provide the forwarding tables to network devices, such as switches and routers, both physica...
    Rule High Severity
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  • SRG-NET-000512

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  • 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.

    &lt;VulnDiscussion&gt;The SDN controller determines how traffic should flow through physical and virtual network devices based on application profi...
    Rule High Severity
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  • SRG-NET-000512

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  • The SDN controller must be configured to encrypt all southbound Application Program Interface (API) control-plane messages using a FIPS-validated cryptographic module.

    &lt;VulnDiscussion&gt;Southbound APIs such as OpenFlow provide the forwarding tables to network devices, such as switches and routers, both physica...
    Rule High Severity
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  • SRG-NET-000512

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  • The SDN controller must be configured to encrypt all northbound Application Program Interface (API) messages using a FIPS-validated cryptographic module.

    &lt;VulnDiscussion&gt;The SDN controller receives network service requests from orchestration and management systems to deploy and configure networ...
    Rule High Severity
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  • SRG-NET-000512

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  • 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.

    &lt;VulnDiscussion&gt;The SDN controller can receive management-plane traffic from the SDN-enabled devices that it monitors and manages. The messag...
    Rule High Severity
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  • SRG-NET-000512

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  • The SDN controller must be configured to encrypt all southbound Application Program Interface (API) management-plane messages using a FIPS-validated cryptographic module.

    &lt;VulnDiscussion&gt;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
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