# 3.5.4 Ensure TIPC is disabled # # Description # =========== # The Transparent Inter-Process Communication (TIPC) protocol is designed # to provide communication between cluster nodes. # # Rationale # ========= # If the protocol is not being used, it is recommended that kernel module # not be loaded, disabling the service to reduce the potential attack surface. # # Audit # ===== # Run the following commands and verify the output is as indicated: # # # modprobe -n -v tipc # install /bin/true # # lsmod | grep tipc # # # Remediation # =========== # # Edit or create the file /etc/modprobe.d/CIS.conf and add the following line: # # install tipc /bin/true # parameters: linux: system: kernel: module: tipc: install: command: /bin/true