Information
The Tomcat $CATALINA_HOME/bin/ directory contains executables that are part of the Tomcat run-time. It is recommended that the ownership of this directory be tomcat_admin:tomcat. It is also recommended that the permissions on $CATALINA_HOME prevent read, write, and execute for the world (o-rwx) and prevent write access to the group (g-w).
Solution
Perform the following to restrict access to Tomcat bin directory:
1. Set the ownership of the $CATALINA_HOME/bin to tomcat_admin:tomcat.
2. Remove read, write, and execute permissions for the world
# chown tomcat_admin:tomcat $CATALINA_HOME/bin
# chmod g-w,o-rwx $CATALINA_HOME/bin