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Cisco IOS Switch NDM Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000357-NDM-000293

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must be configured to allocate audit record storage capacity in accordance with organization-defined audit record storage requirements.

    &lt;VulnDiscussion&gt;To ensure that network devices have a sufficient storage capacity in which to write the audit logs, they need to be able to a...
    Rule Medium Severity
    Show

  • SRG-APP-000360-NDM-000295

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to generate an alert for all audit failure events.

    &lt;VulnDiscussion&gt;It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....
    Rule Medium Severity
    Show

  • SRG-APP-000373-NDM-000298

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to synchronize its clock with the primary and secondary time sources using redundant authoritative time sources.

    &lt;VulnDiscussion&gt;The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run ...
    Rule Medium Severity
    Show

  • SRG-APP-000395-NDM-000310

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to authenticate SNMP messages using a FIPS-validated Keyed-Hash Message Authentication Code (HMAC).

    &lt;VulnDiscussion&gt;Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. B...
    Rule Medium Severity
    Show

  • SRG-APP-000395-NDM-000310

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must be configured to encrypt SNMP messages using a FIPS 140-2 approved algorithm.

    &lt;VulnDiscussion&gt;Without the strong encryption that is provided by the SNMP Version 3 User-based Security Model (USM), an unauthorized user ca...
    Rule Medium Severity
    Show

  • SRG-APP-000395-NDM-000347

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to authenticate Network Time Protocol (NTP) sources using authentication that is cryptographically based.

    &lt;VulnDiscussion&gt;If NTP is not authenticated, an attacker can introduce a rogue NTP server. This rogue server can then be used to send incorre...
    Rule Medium Severity
    Show

  • SRG-APP-000411-NDM-000330

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to use FIPS-validated Keyed-Hash Message Authentication Code (HMAC) to protect the integrity of remote maintenance sessions.

    &lt;VulnDiscussion&gt;Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be r...
    Rule High Severity
    Show

  • SRG-APP-000412-NDM-000331

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to implement cryptographic mechanisms to protect the confidentiality of remote maintenance sessions.

    &lt;VulnDiscussion&gt;This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead...
    Rule High Severity
    Show

  • SRG-APP-000435-NDM-000315

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must be configured to protect against known types of denial-of-service (DoS) attacks by employing organization-defined security safeguards.

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot ac...
    Rule Medium Severity
    Show

  • SRG-APP-000499-NDM-000319

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to generate log records when administrator privileges are deleted.

    &lt;VulnDiscussion&gt;Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...
    Rule Medium Severity
    Show

  • SRG-APP-000503-NDM-000320

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must be configured to generate audit records when successful/unsuccessful logon attempts occur.

    &lt;VulnDiscussion&gt;Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...
    Rule Medium Severity
    Show

  • SRG-APP-000504-NDM-000321

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to generate log records for privileged activities.

    &lt;VulnDiscussion&gt;Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...
    Rule Medium Severity
    Show

  • SRG-APP-000516-NDM-000336

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to use at least two authentication servers to authenticate users prior to granting administrative access.

    &lt;VulnDiscussion&gt;Centralized management of user accounts and authentication increases the administrative access to the switch. This control is...
    Rule High Severity
    Show

  • SRG-APP-000516-NDM-000340

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to support organizational requirements to conduct backups of the configuration when changes occur.

    &lt;VulnDiscussion&gt;System-level information includes default and customized settings and security attributes, including access control lists (AC...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000344

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to obtain its public key certificates from an appropriate certificate policy through an approved service provider.

    &lt;VulnDiscussion&gt;Each organization obtains user certificates from an approved, shared service provider as required by OMB policy. For federal ...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000350

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be configured to send log data to at least two central log servers for the purpose of forwarding alerts to the administrators and the information system security officer (ISSO).

    &lt;VulnDiscussion&gt;The aggregation of log data kept on a syslog server can be used to detect attacks and trigger an alert to the appropriate sec...
    Rule High Severity
    Show

  • SRG-APP-000516-NDM-000351

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco switch must be running an IOS release that is currently supported by Cisco Systems.

    &lt;VulnDiscussion&gt;Network devices running an unsupported operating system lack current security fixes required to mitigate the risks associated...
    Rule High Severity
    Show

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