I - Mission Critical Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000230-RTR-000001
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to implement message authentication for all control plane protocols.
<VulnDiscussion>A rogue switch could send a fictitious routing update to convince a site's perimeter switch to send traffic to an incorrect o...Rule Medium Severity -
SRG-NET-000230-RTR-000003
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to use keys with a duration not exceeding 180 days for authenticating routing protocol messages.
<VulnDiscussion>If the keys used for routing protocol authentication are guessed, the malicious user could create havoc within the network by...Rule Medium Severity -
SRG-NET-000168-RTR-000077
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to use encryption for routing protocol authentication.
<VulnDiscussion>A rogue switch could send a fictitious routing update to convince a site's perimeter switch to send traffic to an incorrect o...Rule Medium Severity -
SRG-NET-000168-RTR-000078
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to authenticate all routing protocol messages using NIST-validated FIPS 198-1 message authentication code algorithm.
<VulnDiscussion>A rogue switch could send a fictitious routing update to convince a site's perimeter switch to send traffic to an incorrect o...Rule Medium Severity -
SRG-NET-000019-RTR-000007
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to have all inactive layer 3 interfaces disabled.
<VulnDiscussion>An inactive interface is rarely monitored or controlled and may expose a network to an undetected attack on that interface. U...Rule Low Severity -
SRG-NET-000131-RTR-000083
<GroupDescription></GroupDescription>Group -
The Cisco switch must not be configured to have any feature enabled that calls home to the vendor.
<VulnDiscussion>Call home services will routinely send data such as configuration and diagnostic information to the vendor for routine or eme...Rule Medium Severity -
SRG-NET-000362-RTR-000110
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to protect against or limit the effects of denial-of-service (DoS) attacks by employing control plane protection.
<VulnDiscussion>The Route Processor (RP) is critical to all network operations because it is the component used to build all forwarding paths...Rule Medium Severity -
SRG-NET-000205-RTR-000001
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to restrict traffic destined to itself.
<VulnDiscussion>The route processor handles traffic destined to the switch—the key component used to build forwarding paths and is instrument...Rule High Severity -
SRG-NET-000205-RTR-000002
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to drop all fragmented Internet Control Message Protocol (ICMP) packets destined to itself.
<VulnDiscussion>Fragmented ICMP packets can be generated by hackers for DoS attacks such as Ping O' Death and Teardrop. It is imperative that...Rule Medium Severity -
SRG-NET-000362-RTR-000111
<GroupDescription></GroupDescription>Group -
The Cisco switch must be configured to have Gratuitous ARP disabled on all external interfaces.
<VulnDiscussion>A gratuitous ARP is an ARP broadcast in which the source and destination MAC addresses are the same. It is used to inform the...Rule Medium Severity
Node 2
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