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III - Administrative Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000480-GPOS-00227

    Group
  • SLEM 5 must not forward Internet Protocol version 4 (IPv4) source-routed packets by default.

    Source-routed packets allow the source of the packet to suggest that routers forward the packet along a different path than configured on the router, which can be used to bypass network security me...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    Group
  • SLEM 5 must prevent Internet Protocol version 4 (IPv4) Internet Control Message Protocol (ICMP) redirect messages from being accepted.

    ICMP redirect messages are used by routers to inform hosts that a more direct route exists for a particular destination. These messages modify the host's route table and are unauthenticated. An ill...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    Group
  • SLEM 5 must not allow interfaces to accept Internet Protocol version 4 (IPv4) Internet Control Message Protocol (ICMP) redirect messages by default.

    ICMP redirect messages are used by routers to inform hosts that a more direct route exists for a particular destination. These messages modify the host's route table and are unauthenticated. An ill...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    Group
  • SLEM 5 must not send Internet Protocol version 4 (IPv4) Internet Control Message Protocol (ICMP) redirects.

    ICMP redirect messages are used by routers to inform hosts that a more direct route exists for a particular destination. These messages contain information from the system's route table, possibly r...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    Group
  • SLEM 5 must not allow interfaces to send Internet Protocol version 4 (IPv4) Internet Control Message Protocol (ICMP) redirect messages by default.

    ICMP redirect messages are used by routers to inform hosts that a more direct route exists for a particular destination. These messages contain information from the system's route table, possibly r...
    Rule Medium Severity

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