II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000512
Group -
The layer 2 switch must not have the default VLAN assigned to any host-facing switch ports.
In a VLAN-based network, switches use the default VLAN (i.e., VLAN 1) for in-band management and to communicate with other networking devices using Spanning-Tree Protocol (STP), Dynamic Trunking Pr...Rule Medium Severity -
SRG-NET-000512
Group -
The layer 2 switch must have the default VLAN pruned from all trunk ports that do not require it.
The default VLAN (i.e., VLAN 1) is a special VLAN used for control plane traffic such as Spanning-Tree Protocol (STP), Dynamic Trunking Protocol (DTP), VLAN Trunking Protocol (VTP), and Port Aggreg...Rule Medium Severity -
SRG-NET-000512
Group -
The layer 2 switch must not use the default VLAN for management traffic.
Switches use the default VLAN (i.e., VLAN 1) for in-band management and to communicate with directly connected switches using Spanning-Tree Protocol (STP), Dynamic Trunking Protocol (DTP), VLAN Tru...Rule Medium Severity -
SRG-NET-000512
Group -
The layer 2 switch must have all user-facing or untrusted ports configured as access switch ports.
Double encapsulation can be initiated by an attacker who has access to a switch port belonging to the native VLAN of the trunk port. Knowing the victim's MAC address and with the victim attached to...Rule Medium Severity -
SRG-NET-000512
Group -
The layer 2 switch must have the native VLAN assigned to an ID other than the default VLAN for all 802.1q trunk links.
VLAN hopping can be initiated by an attacker who has access to a switch port belonging to the same VLAN as the native VLAN of the trunk link connecting to another switch that the victim is connecte...Rule Medium Severity
Node 2
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