TMA-COS-2.1.4
Ensure rsync service is not enabled
MediumLevel 1Automatedcos
Description
The rsyncd service can be used to synchronize files between systems over network links. The rsyncd service presents a security risk as it uses unencrypted protocols for communication.
How it is checked
Audit method: Shell command
shell
alt0() { command -v systemctl >/dev/null 2>&1 || { echo "step1: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled rsyncd' 2>&1); printf '%s\n' "$o" | tr -s ' \t' ' ' | sed 's/^ //;s/ $//' | grep -Fxq -- disabled || { echo step1: missing disabled; return 1; }; }; if alt0; then echo compliant; fi- Expected output
compliant
How it is fixed
Fix method: Guidance or infrastructure patch
Run the following command to disable rsyncd : # systemctl --now disable rsyncd /etc is stateless on Container-Optimized OS. Therefore, the steps mentioned above needs to be performed after every boot.
Properties
- Operating systems
- Any
- Tags
- container-optimized-oscos
- Reference
- CIS Google Container-Optimized OS Benchmark v1.2.0 - 2.1.4 Ensure rsync service is not enabled
Check this host
Run this on a machine you are allowed to audit. The scan is read-only.
shell
tmaegis scan --target cos