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Cisco ASA IPS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000075-IDPS-00060

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to produce audit records containing information to establish when the events occurred.

    &lt;VulnDiscussion&gt;Without establishing the time (date/time) an event occurred, it would be difficult to establish, correlate, and investigate t...
    Rule Medium Severity
    Show

  • SRG-NET-000076-IDPS-00061

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to produce audit records containing information to establish where the event was detected.

    &lt;VulnDiscussion&gt;Associating where the event was detected with the event log entries provides a means of investigating an attack or identifyin...
    Rule Medium Severity
    Show

  • SRG-NET-000077-IDPS-00062

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to produce audit records containing information to establish the source of the event.

    &lt;VulnDiscussion&gt;Associating the source of the event with detected events in the logs provides a means of investigating an attack or suspected...
    Rule Medium Severity
    Show

  • SRG-NET-000078-IDPS-00063

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to produce audit records containing information to establish the outcome of events associated with detected harmful or potentially harmful traffic.

    &lt;VulnDiscussion&gt;Associating event outcome with detected events in the log provides a means of investigating an attack or suspected attack. W...
    Rule Medium Severity
    Show

  • SRG-NET-000113-IDPS-00013

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to log events based on policy access control rules, signatures, and anomaly analysis.

    &lt;VulnDiscussion&gt;Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events r...
    Rule Medium Severity
    Show

  • SRG-NET-000334-IDPS-00191

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to off-load log records to a centralized log server.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading ensures audi...
    Rule Medium Severity
    Show

  • SRG-NET-000113-IDPS-00189

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to send log records to the syslog server for specific facility and severity level.

    &lt;VulnDiscussion&gt;Without the capability to generate audit records with a severity code it is difficult to track and handle detection events. ...
    Rule Medium Severity
    Show

  • SRG-NET-000089-IDPS-00010

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to queue log records locally In the event that the central audit server is down or not reachable.

    &lt;VulnDiscussion&gt;It is critical that when the IDPS is at risk of failing to process audit logs as required, it take action to mitigate the fai...
    Rule Medium Severity
    Show

  • SRG-NET-000192-IDPS-00140

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to block outbound traffic containing DoS attacks by ensuring an intrusion prevention policy has been applied to outbound communications traffic.

    &lt;VulnDiscussion&gt;The IDPS must include protection against DoS attacks that originate from inside the enclave which can affect either internal ...
    Rule Medium Severity
    Show

  • SRG-NET-000228-IDPS-00196

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to use Advanced Malware Protection (AMP) features to detect and block the transmission of malicious software and malware.

    &lt;VulnDiscussion&gt;Mobile code is defined as software modules obtained from remote systems, transferred across a network, and then downloaded an...
    Rule Medium Severity
    Show

  • SRG-NET-000229-IDPS-00163

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must block any prohibited mobile code at the enclave boundary when it is detected.

    &lt;VulnDiscussion&gt;Mobile code is defined as software modules obtained from remote systems, transferred across a network, and then downloaded an...
    Rule Medium Severity
    Show

  • SRG-NET-000246-IDPS-00205

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to install updates for signature definitions and vendor-provided rules.

    &lt;VulnDiscussion&gt;Failing to update malicious code protection mechanisms, including application software files, signature definitions, and vend...
    Rule Medium Severity
    Show

  • SRG-NET-000249-IDPS-00176

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to block malicious code.

    &lt;VulnDiscussion&gt;Configuring the IDPS to delete and/or quarantine based on local organizational incident handling procedures minimizes the imp...
    Rule Medium Severity
    Show

  • SRG-NET-000249-IDPS-00221

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to block traffic from IP addresses that have a known bad reputation based on the latest reputation intelligence.

    &lt;VulnDiscussion&gt;Configuring the network element to delete and/or quarantine based on local organizational incident handling procedures minimi...
    Rule Medium Severity
    Show

  • SRG-NET-000249-IDPS-00222

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to send an alert to organization-defined personnel and/or the firewall administrator when malicious code is detected.

    &lt;VulnDiscussion&gt;Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perfo...
    Rule Medium Severity
    Show

  • SRG-NET-000251-IDPS-00178

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to automatically install updates to signature definitions and vendor-provided rules.

    &lt;VulnDiscussion&gt;Failing to automatically update malicious code protection mechanisms, including application software files, signature definit...
    Rule Medium Severity
    Show

  • SRG-NET-000390-IDPS-00212

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to block inbound traffic containing unauthorized activities or conditions.

    &lt;VulnDiscussion&gt;If inbound communications traffic is not continuously monitored for unusual/unauthorized activities or conditions, there will...
    Rule Medium Severity
    Show

  • SRG-NET-000391-IDPS-00213

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to block outbound traffic containing unauthorized activities or conditions.

    &lt;VulnDiscussion&gt;If outbound communications traffic is not continuously monitored for unusual/unauthorized activities or conditions, there wil...
    Rule Medium Severity
    Show

  • SRG-NET-000392-IDPS-00214

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to send an alert to organization-defined personnel and/or the firewall administrator when intrusion events are detected.

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

  • SRG-NET-000392-IDPS-00215

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to send an alert to organization-defined personnel and/or the firewall administrator when threats are detected.

    &lt;VulnDiscussion&gt;Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perfo...
    Rule Medium Severity
    Show

  • SRG-NET-000392-IDPS-00218

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must be configured to send an alert to organization-defined personnel and/or the firewall administrator when 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 delay...
    Rule Medium Severity
    Show

  • SRG-NET-000392-IDPS-00219

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco ASA must generate an alert to organization-defined personnel and/or the firewall administrator when active propagation of malware or malicious code is detected.

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

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