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Apache Tomcat Application Server 9 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000001-AS-000001

    <GroupDescription></GroupDescription>
    Group
    Show

  • The number of allowed simultaneous sessions to the manager application must be limited.

    &lt;VulnDiscussion&gt;The manager application provides configuration access to the Tomcat server. Access to the manager application must be limited...
    Rule Low Severity
    Show

  • SRG-APP-000014-AS-000009

    <GroupDescription></GroupDescription>
    Group
    Show

  • Secured connectors must be configured to use strong encryption ciphers.

    &lt;VulnDiscussion&gt;The Tomcat &lt;Connector&gt; element controls the TLS protocol and the associated ciphers used. If a strong cipher is not sel...
    Rule Medium Severity
    Show

  • SRG-APP-000015-AS-000010

    <GroupDescription></GroupDescription>
    Group
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  • HTTP Strict Transport Security (HSTS) must be enabled.

    &lt;VulnDiscussion&gt;HTTP Strict Transport Security (HSTS) instructs web browsers to only use secure connections for all future requests when comm...
    Rule Low Severity
    Show

  • SRG-APP-000015-AS-000010

    <GroupDescription></GroupDescription>
    Group
    Show

  • TLS 1.2 must be used on secured HTTP connectors.

    &lt;VulnDiscussion&gt;Using older versions of TLS introduces security vulnerabilities that exist in the older versions of the protocol. Tomcat by d...
    Rule Medium Severity
    Show

  • SRG-APP-000016-AS-000013

    <GroupDescription></GroupDescription>
    Group
    Show

  • AccessLogValve must be configured for each application context.

    &lt;VulnDiscussion&gt;Tomcat has the ability to host multiple contexts (applications) on one physical server by using the &lt;Host&gt;&lt;Context&g...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • Default password for keystore must be changed.

    &lt;VulnDiscussion&gt;Tomcat currently operates only on JKS, PKCS11, or PKCS12 format keystores. The JKS format is Java's standard "Java KeyStore" ...
    Rule High Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • Cookies must have secure flag set.

    &lt;VulnDiscussion&gt;It is possible to steal or manipulate web application session and cookies without having a secure cookie. Configuring the sec...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • Cookies must have http-only flag set.

    &lt;VulnDiscussion&gt;It is possible to steal or manipulate web application session and cookies without having a secure cookie. Configuring the sec...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • DefaultServlet must be set to readonly for PUT and DELETE.

    &lt;VulnDiscussion&gt;The DefaultServlet is a servlet provided with Tomcat. It is called when no other suitable page can be displayed to the client...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • Connectors must be secured.

    &lt;VulnDiscussion&gt;The unencrypted HTTP protocol does not protect data from interception or alteration which can subject users to eavesdropping,...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Java Security Manager must be enabled.

    &lt;VulnDiscussion&gt;The Java Security Manager (JSM) is what protects the Tomcat server from trojan servlets, JSPs, JSP beans, tag libraries, or e...
    Rule Medium Severity
    Show

  • SRG-APP-000089-AS-000050

    <GroupDescription></GroupDescription>
    Group
    Show

  • Tomcat servers behind a proxy or load balancer must log client IP.

    &lt;VulnDiscussion&gt;When running Tomcat behind a load balancer or proxy, default behavior is for Tomcat to log the proxy or load balancer IP addr...
    Rule Medium Severity
    Show

  • SRG-APP-000090-AS-000051

    <GroupDescription></GroupDescription>
    Group
    Show

  • AccessLogValve must be configured per each virtual host.

    &lt;VulnDiscussion&gt;Application servers utilize role-based access controls in order to specify the individuals who are allowed to configure appli...
    Rule Medium Severity
    Show

  • SRG-APP-000096-AS-000059

    <GroupDescription></GroupDescription>
    Group
    Show

  • Date and time of events must be logged.

    &lt;VulnDiscussion&gt;The access logfile format is defined within a Valve that implements the org.apache.catalina.valves.AccessLogValve interface w...
    Rule Medium Severity
    Show

  • SRG-APP-000097-AS-000060

    <GroupDescription></GroupDescription>
    Group
    Show

  • Remote hostname must be logged.

    &lt;VulnDiscussion&gt;The access logfile format is defined within a Valve that implements the org.apache.catalina.valves.AccessLogValve interface w...
    Rule Medium Severity
    Show

  • SRG-APP-000097-AS-000060

    <GroupDescription></GroupDescription>
    Group
    Show

  • HTTP status code must be logged.

    &lt;VulnDiscussion&gt;The access logfile format is defined within a Valve that implements the org.apache.catalina.valves.AccessLogValve interface w...
    Rule Low Severity
    Show

  • SRG-APP-000097-AS-000060

    <GroupDescription></GroupDescription>
    Group
    Show

  • The first line of request must be logged.

    &lt;VulnDiscussion&gt;The access logfile format is defined within a Valve that implements the org.apache.catalina.valves.AccessLogValve interface w...
    Rule Medium Severity
    Show

  • SRG-APP-000118-AS-000078

    <GroupDescription></GroupDescription>
    Group
    Show

  • $CATALINA_BASE/logs folder permissions must be set to 750.

    &lt;VulnDiscussion&gt;Tomcat file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with group T...
    Rule Medium Severity
    Show

  • SRG-APP-000118-AS-000078

    <GroupDescription></GroupDescription>
    Group
    Show

  • Files in the $CATALINA_BASE/logs/ folder must have their permissions set to 640.

    &lt;VulnDiscussion&gt;Tomcat file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with group T...
    Rule Medium Severity
    Show

  • SRG-APP-000119-AS-000079

    <GroupDescription></GroupDescription>
    Group
    Show

  • Files in the $CATALINA_BASE/conf/ folder must have their permissions set to 640.

    &lt;VulnDiscussion&gt;Tomcat file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with group T...
    Rule Medium Severity
    Show

  • SRG-APP-000119-AS-000079

    <GroupDescription></GroupDescription>
    Group
    Show

  • $CATALINA_BASE/conf folder permissions must be set to 750.

    &lt;VulnDiscussion&gt;Tomcat file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with group T...
    Rule Medium Severity
    Show

  • SRG-APP-000120-AS-000080

    <GroupDescription></GroupDescription>
    Group
    Show

  • Jar files in the $CATALINA_HOME/bin/ folder must have their permissions set to 640.

    &lt;VulnDiscussion&gt;Tomcat's file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with the g...
    Rule Medium Severity
    Show

  • SRG-APP-000121-AS-000081

    <GroupDescription></GroupDescription>
    Group
    Show

  • $CATALINA_HOME/bin folder permissions must be set to 750.

    &lt;VulnDiscussion&gt;Tomcat file permissions must be restricted. The standard configuration is to have all Tomcat files owned by root with group T...
    Rule Medium Severity
    Show

  • SRG-APP-000133-AS-000092

    <GroupDescription></GroupDescription>
    Group
    Show

  • Tomcat user UMASK must be set to 0027.

    &lt;VulnDiscussion&gt;For Unix-based systems, umask settings affect file creation permissions. If the permissions are too loose, newly created log ...
    Rule Medium Severity
    Show

  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
    Show

  • Stack tracing must be disabled.

    &lt;VulnDiscussion&gt;Stack tracing provides debugging information from the application call stacks when a runtime error is encountered. If stack t...
    Rule Medium Severity
    Show

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