Cisco NX OS Switch L2S Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-NET-000512-L2S-000007
Group -
The Cisco switch must have all disabled switch ports assigned to an unused VLAN.
It is possible that a disabled port that is assigned to a user or management VLAN becomes enabled by accident or by an attacker and as a result gains access to that VLAN as a member.Rule Medium Severity -
SRG-NET-000512-L2S-000008
Group -
The Cisco 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-L2S-000009
Group -
SRG-NET-000512-L2S-000010
Group -
The Cisco 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-L2S-000011
Group -
SRG-NET-000512-L2S-000012
Group -
The Cisco 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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