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Cisco ASA Firewall Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000364-FW-000036

    <GroupDescription></GroupDescription>
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  • The Cisco ASA must be configured to forward management traffic to the Network Operations Center (NOC) via an IPsec tunnel.

    &lt;VulnDiscussion&gt;When the production network is managed in-band, the management network could be housed at a NOC that is located remotely at s...
    Rule Medium Severity
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  • SRG-NET-000364-FW-000040

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco ASA must be configured to inspect all inbound and outbound traffic at the application layer.

    &lt;VulnDiscussion&gt;Application inspection enables the firewall to control traffic based on different parameters that exist within the packets su...
    Rule Medium Severity
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  • SRG-NET-000364-FW-000041

    <GroupDescription></GroupDescription>
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  • The Cisco ASA must be configured to inspect all inbound and outbound IPv6 traffic for unknown or out-of-order extension headers.

    &lt;VulnDiscussion&gt;IPv6 packets with unknown extension headers as well as out-of-order headers can create Denial-of-Service attacks for other ne...
    Rule Medium Severity
    Show

  • SRG-NET-000364-FW-000042

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco ASA must be configured to restrict it from accepting outbound packets that contain an illegitimate address in the source address field via an egress filter or by enabling Unicast Reverse Path Forwarding (uRPF).

    &lt;VulnDiscussion&gt;A compromised host in an enclave can be used by a malicious platform to launch cyberattacks on third parties. This is a commo...
    Rule Medium Severity
    Show

  • SRG-NET-000392-FW-000042

    <GroupDescription></GroupDescription>
    Group
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  • The Cisco ASA must be configured to generate an alert that can be forwarded to organization-defined personnel and/or the firewall administrator when denial-of-service (DoS) incidents are detected.

    &lt;VulnDiscussion&gt;Without an alert, security personnel may be unaware of major detection incidents that require immediate action, and this dela...
    Rule Medium Severity
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