TMA-ROCKY8-2.3.3
Ensure chrony is not run as the root user
MediumLevel 1Automatedlinux
Description
The file /etc/sysconfig/chronyd allows configuration of options for chrony to include the user chrony is run as. By default, this is set to the user chrony
How it is checked
Audit method: Shell command
shell
alt0() { command -v grep >/dev/null 2>&1 || { echo "step1: grep not installed"; return 1; }; o=$(bash -c 'grep -Psi -- '"'"'^\h*OPTIONS=\"?\h*([^#\n\r]+\h+)?-u\h+root\b'"'"' /etc/sysconfig/chronyd' 2>/dev/null); [ -z "$o" ] || { echo "step1: $o" | head -c 300; return 1; }; }; if alt0; then echo compliant; fi- Expected output
compliant
How it is fixed
Fix method: Guidance or infrastructure patch
Edit the file /etc/sysconfig/chronyd and add or modify the following line to remove "-u root" from any OPTIONS= argument: Example: OPTIONS="-F 2" Run the following command to reload the chronyd.service configuration: # systemctl reload-or-restart chronyd.service
Properties
- Operating systems
- rocky-8
- Tags
- cis-convertedlinux
- Reference
- CIS Rocky Linux 8 Benchmark v3.0.0 - 2.3.3
Check this host
Run this on a machine you are allowed to audit. The scan is read-only.
shell
tmaegis scan --target linux