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Cisco NX-OS Switch L2S Security Technical Implementation Guide


Overview

Date Finding Count (23)
2020-05-07 CAT I (High): 1 CAT II (Med): 18 CAT III (Low): 4
STIG Description
This Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements are derived from the National Institute of Standards and Technology (NIST) 800-53 and related documents. Comments or proposed revisions to this document should be sent via email to the following address: disa.stig_spt@mail.mil.

Available Profiles



Findings (MAC I - Mission Critical Public)

Finding ID Severity Title
V-101221 High The Cisco switch must uniquely identify all network-connected endpoint devices before establishing any connection.
V-101249 Medium The Cisco switch must enable Unidirectional Link Detection (UDLD) to protect against one-way connections.
V-101229 Medium The Cisco switch must authenticate all endpoint devices before establishing any connection.
V-101227 Medium The Cisco switch must be configured for authorized users to remotely view, in real time, all content related to an established user session from a component separate from The Cisco switch.
V-101225 Medium The Cisco switch must be configured for authorized users to select a user session to capture.
V-101261 Medium The Cisco switch must have the native VLAN assigned to an ID other than the default VLAN for all 802.1q trunk links.
V-101241 Medium The Cisco switch must have IP Source Guard enabled on all user-facing or untrusted access switch ports.
V-101235 Medium The Cisco switch must have STP Loop Guard enabled.
V-101243 Medium The Cisco switch must have Dynamic Address Resolution Protocol (ARP) Inspection (DAI) enabled on all user VLANs.
V-101219 Medium The Cisco switch must be configured to disable non-essential capabilities.
V-101239 Medium The Cisco switch must have DHCP snooping for all user VLANs to validate DHCP messages from untrusted sources.
V-101223 Medium The Cisco switch must authenticate all VLAN Trunk Protocol (VTP) messages with a hash function using the most secured cryptographic algorithm available.
V-101237 Medium The Cisco switch must have Unknown Unicast Flood Blocking (UUFB) enabled.
V-101233 Medium The Cisco switch must have BPDU Guard enabled on all user-facing or untrusted access switch ports.
V-101257 Medium The Cisco switch must not use the default VLAN for management traffic.
V-101255 Medium The Cisco switch must have the default VLAN pruned from all trunk ports that do not require it.
V-101251 Medium The Cisco switch must have all disabled switch ports assigned to an unused VLAN.
V-101259 Medium The Cisco switch must have all user-facing or untrusted ports configured as access switch ports.
V-101253 Medium The Cisco switch must not have the default VLAN assigned to any host-facing switch ports.
V-101245 Low The Cisco switch must have Storm Control configured on all host-facing switchports.
V-101263 Low The Cisco switch must not have any switchports assigned to the native VLAN.
V-101231 Low The Cisco switch must have Root Guard enabled on all switch ports connecting to access layer switches and hosts.
V-101247 Low The Cisco switch must have IGMP or MLD Snooping configured on all VLANs.