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Check: RCKS-RTR-000830

RUCKUS ICX Router STIG: RCKS-RTR-000830 (in version v1 r1)

Title

The RUCKUS ICX perimeter router must be configured to drop IPv6 undetermined transport packets. (Cat II impact)

Discussion

One of the fragmentation weaknesses known in IPv6 is the undetermined transport packet. This packet contains an undetermined protocol due to fragmentation. Depending on the length of the IPv6 extension header chain, the initial fragment may not contain the layer four port information of the packet.

Check Content

This requirement is not applicable for the DODIN Backbone. Review configuration for the command below: ipv6 deny-undetermined-transport any any If the router is not configured to drop IPv6 undetermined transport packets, this is a finding.

Fix Text

Add the command below to the global configuration: ICX(config)#ipv6 deny-undetermined-transport any any

Additional Identifiers

Rule ID: SV-273650r1110949_rule

Vulnerability ID: V-273650

Group Title: SRG-NET-000364-RTR-000200

Expert Comments

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CCIs

CCIs tied to check.

Number	Definition
CCI-002403	Only allow incoming communications from organization-defined authorized sources routed to organization-defined authorized destinations.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
SC-7(11)	Restrict Incoming Communications Traffic