Cisco IOS Router NDM Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-APP-000503-NDM-000320
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SRG-APP-000504-NDM-000321
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The Cisco router must be configured to generate log records for privileged activities.
Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an in...Rule Medium Severity -
SRG-APP-000516-NDM-000336
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The Cisco router must be configured to use at least two authentication servers for the purpose of authenticating users prior to granting administrative access.
Centralized management of user accounts and authentication increases the administrative access to the router. This control is particularly important protection against the insider threat. With robu...Rule High Severity -
SRG-APP-000516-NDM-000340
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The Cisco router must be configured to back up the configuration when changes occur.
System-level information includes default and customized settings and security attributes, including ACLs that relate to the network device configuration, as well as software required for the execu...Rule Medium Severity -
SRG-APP-000516-NDM-000344
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The Cisco router must be configured to obtain its public key certificates from an appropriate certificate policy through an approved service provider.
For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB policy. For federal agencies operating a legacy public key infrastructure...Rule Medium Severity -
SRG-APP-000516-NDM-000350
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SRG-APP-000516-NDM-000351
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The Cisco router must be running an IOS release that is currently supported by Cisco Systems.
Network devices running an unsupported operating system lack current security fixes required to mitigate the risks associated with recent vulnerabilities. Running a supported release also enables o...Rule High Severity -
The Cisco router must be configured to limit the number of concurrent management sessions to an organization-defined number.
Device management includes the ability to control the number of administrators and management sessions that manage a device. Limiting the number of allowed administrators and sessions per administr...Rule Medium Severity -
The Cisco router must be configured to enforce approved authorizations for controlling the flow of management information within the device based on control policies.
A mechanism to detect and prevent unauthorized communication flow must be configured or provided as part of the system design. If management information flow is not enforced based on approved autho...Rule Medium Severity -
The Cisco router must produce audit records containing information to establish when (date and time) the events occurred.
It is essential for security personnel to know what is being done, what was attempted, where it was done, when it was done, and by whom it was done in order to compile an accurate risk assessment. ...Rule Medium Severity -
The Cisco router must produce audit records containing information to establish where the events occurred.
In order to compile an accurate risk assessment and provide forensic analysis, it is essential for security personnel to know where events occurred, such as device hardware components, device softw...Rule Medium Severity -
The Cisco router must be configured to limit privileges to change the software resident within software libraries.
Changes to any software components of the network device can have significant effects on the overall security of the network. Therefore, only qualified and authorized individuals should be allowed ...Rule Medium Severity -
The Cisco router must be configured to prohibit the use of all unnecessary and nonsecure functions and services.
Network devices are capable of providing a wide variety of functions and services. Some of the functions and services provided by default may not be necessary to support essential organizational op...Rule High Severity -
The Cisco router must be configured to enforce a minimum 15-character password length.
Password complexity or strength is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password length is one of several that helps to determine ...Rule Medium Severity -
The Cisco router must be configured to enforce password complexity by requiring that at least one special character be used.
Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in resistin...Rule Medium Severity
Node 2
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