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II - Mission Support Sensitive

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000516-WSR-000174

    Group
  • OHS must deny all access by default when considering whether to serve a file.

    Part of securing OHS is allowing/denying access to the web server. Deciding on the manor the allow/deny rules are evaluated can turn what was once an allowable access into being blocked if the eva...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • The OHS instance installation must not contain an .htaccess file.

    .htaccess files are used to override settings in the OHS configuration files. The placement of the .htaccess file is also important as the settings will affect the directory where the file is loca...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • The OHS instance configuration must not reference directories that contain an .htaccess file.

    .htaccess files are used to override settings in the OHS configuration files. The placement of the .htaccess file is also important as the settings will affect the directory where the file is loca...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must have the HostnameLookups directive enabled.

    Setting the "HostnameLookups" to "On" allows for more information to be logged in the event of an attack and subsequent investigation. This information can be added to other information gathered t...
    Rule Low Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must have the ServerAdmin directive set properly.

    Making sure that information is given to the system administrator in a timely fashion is important. This information can be system status, warnings that may need attention before system failure or...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must restrict access methods.

    The directive "<LimitExcept>" allows the system administrator to restrict what users may use which methods. An example of methods would be GET, POST and DELETE. These three are the most common us...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • The OHS htdocs directory must not contain any default files.

    Default files from the OHS installation should not be part of the htdocs directory. These files are not always patched or supported and may become an attacker vector in the future.
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must have the SSLSessionCacheTimeout directive set properly.

    During an SSL session, information about the session is stored in the global/inter-process SSL Session Cache, the OpenSSL internal memory cache and for sessions resumed by TLS session resumption (R...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must have the RewriteEngine directive enabled.

    The rewrite engine is used to evaluate URL requests and modify the requests on the fly. Enabling this engine gives the system administrator the capability to trap potential attacks before reaching...
    Rule Low Severity
  • SRG-APP-000516-WSR-000174

    Group
  • OHS must have the RewriteOptions directive set properly.

    The rules for the rewrite engine can be configured to inherit those from the parent and build upon that set of rules, to copy the rules from the parent if there are none defined or to only process ...
    Rule Low Severity

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