The Photon operating system must be configured so that all cron paths are protected from unauthorized modification.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-239174	PHTN-67-000103	SV-239174r675330_rule		Medium

Description
If cron files and folders are accessible to unauthorized users, malicious jobs may be created.

STIG	Date
VMware vSphere 6.7 Photon OS Security Technical Implementation Guide	2022-09-27

Details

Check Text ( C-42385r675328_chk )

At the command line, execute the following command: # stat -c "%n permissions are %a and owned by %U:%G" /etc/cron.d /etc/cron.daily /etc/cron.hourly /etc/cron.monthly /etc/cron.weekly Expected result: /etc/cron.d permissions are 755 and owned by root:root /etc/cron.daily permissions are 755 and owned by root:root /etc/cron.hourly permissions are 755 and owned by root:root /etc/cron.monthly permissions are 755 and owned by root:root /etc/cron.weekly permissions are 755 and owned by root:root If the output does not match the expected result, this is a finding.

Fix Text (F-42344r675329_fix)
At the command line, execute the following commands for each returned file: # chmod 755 # chown root:root