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Guide to the Secure Configuration of Alibaba Cloud Linux 2

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Disable Avahi Server if Possible

    Because the Avahi daemon service keeps an open network port, it is subject to network attacks. Disabling it can reduce the system's vulnerability t...
    Group
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  • Disable Avahi Server Software

    The avahi-daemon service can be disabled with the following command: 
    $ sudo systemctl mask --now avahi-daemon.service
    Rule Medium Severity
    Show

  • Base Services

    This section addresses the base services that are installed on a Alibaba Cloud Linux 2 default installation which are not covered in other sections...
    Group
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  • Disable Automatic Bug Reporting Tool (abrtd)

    The Automatic Bug Reporting Tool (<code>abrtd</code>) daemon collects and reports crash data when an application crash is detected. Using a variety...
    Rule Medium Severity
    Show

  • Disable ntpdate Service (ntpdate)

    The <code>ntpdate</code> service sets the local hardware clock by polling NTP servers when the system boots. It synchronizes to the NTP servers lis...
    Rule Low Severity
    Show

  • Disable Odd Job Daemon (oddjobd)

    The <code>oddjobd</code> service exists to provide an interface and access control mechanism through which specified privileged tasks can run tasks...
    Rule Medium Severity
    Show

  • Disable Apache Qpid (qpidd)

    The <code>qpidd</code> service provides high speed, secure, guaranteed delivery services. It is an implementation of the Advanced Message Queuing ...
    Rule Low Severity
    Show

  • Disable Network Router Discovery Daemon (rdisc)

    The <code>rdisc</code> service implements the client side of the ICMP Internet Router Discovery Protocol (IRDP), which allows discovery of routers ...
    Rule Medium Severity
    Show

  • Cron and At Daemons

    The cron and at services are used to allow commands to be executed at a later time. The cron service is required by almost all systems to perform n...
    Group
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  • Install the cron service

    The Cron service should be installed.
    Rule Medium Severity
    Show

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