| name | CIS Ubuntu 14.04 LTS - 3.5.4 Ensure TIPC is disabled |
| description | Verify that the TIPC protocol kernel module is disabled to reduce attack surface |
| category | cis-os-hardening |
| version | 2.1.0 |
| author | cyberstrike-official |
| tags | ["cis","ubuntu","ubuntu-14.04","level-1","not-scored","network"] |
| cis_id | 3.5.4 |
| cis_benchmark | CIS Ubuntu Linux 14.04 LTS Benchmark v2.1.0 |
| tech_stack | ["ubuntu","linux"] |
| cwe_ids | [] |
| chains_with | [] |
| prerequisites | [] |
| severity_boost | low |
3.5.4 Ensure TIPC is disabled (Not Scored)
Profile Applicability
- Level 1 - Server
- Level 1 - Workstation
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 Procedure
Run the following commands and verify the output is as indicated:
modprobe -n -v tipc
lsmod | grep tipc
Expected Result
install /bin/true
And no output from lsmod | grep tipc.
Remediation
Edit or create the file /etc/modprobe.d/CIS.conf and add the following line:
install tipc /bin/true
Default Value
Not disabled by default.
References
- CIS Controls: 9.1 - Limit Open Ports, Protocols, and Services
Profile
- Level 1 - Server
- Level 1 - Workstation
