Cisco ISE NAC Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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When endpoints fail the policy assessment, the Cisco ISE must create a record with sufficient detail suitable for forwarding to a remediation server for automated remediation or sending to the user for manual remediation. This is required for compliance with C2C Step 3.
<VulnDiscussion>Failing the NAC assessment means that an unauthorized machine has attempted to access the secure network. Without generating ...Rule Medium Severity -
SRG-NET-000015-NAC-000120
<GroupDescription></GroupDescription>Group -
The Cisco ISE must place client machines on the blacklist and terminate the agent connection when critical security issues are found that put the network at risk. This is required for compliance with C2C Step 4.
<VulnDiscussion>Since the Cisco ISE devices and servers should have no legitimate reason for communicating with other devices outside of the ...Rule Medium Severity -
SRG-NET-000015-NAC-000130
<GroupDescription></GroupDescription>Group -
SRG-NET-000062-NAC-000340
<GroupDescription></GroupDescription>Group -
The Cisco ISE must use TLS 1.2, at a minimum, to protect the confidentiality of information passed between the endpoint agent and the Cisco ISE. This is This is required for compliance with C2C Step 1.
<VulnDiscussion>The agent may pass information about the endpoint to the Cisco ISE, which may be sensitive. Using older unauthorized versions...Rule High Severity -
SRG-NET-000015-NAC-000020
<GroupDescription></GroupDescription>Group -
The Cisco ISE must enforce approved access by employing authorization policies with specific attributes; such as resource groups, device type, certificate attributes, or any other attributes that are specific to a group of endpoints, and/or mission conditions as defined in the site's Cisco ISE System Security Plan (SSP). This is required for compliance with C2C Step 4.
<VulnDiscussion>Successful authentication must not automatically give an entity access to an asset or security boundary. The lack of authoriz...Rule High Severity -
SRG-NET-000015-NAC-000020
<GroupDescription></GroupDescription>Group -
The Cisco ISE must be configured to profile endpoints connecting to the network. This is required for compliance with C2C Step 4.
<VulnDiscussion>It is possible for endpoints to be manually added to an incorrect endpoint identity group. The endpoint policy can be dynamic...Rule High Severity
Node 2
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