All shell files must be group-owned by root, bin, or sys.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-227695	GEN002210	SV-227695r603266_rule		Medium

Description
If shell files are group-owned by users other than root or a system group, they could be modified by intruders or malicious users to perform unauthorized actions.

STIG	Date
Solaris 10 X86 Security Technical Implementation Guide	2020-12-04

Details

Check Text ( C-29857r488666_chk )
If /etc/shells exists, check the group ownership of each shell referenced. Procedure: # cat /etc/shells | xargs -n1 ls -lL Otherwise, check any shells found on the system. Procedure: # find / -name "*sh" | xargs -n1 ls -lL If a shell is not group-owned by root, bin, or sys, this is a finding.

Fix Text (F-29845r488667_fix)
Change the group-owner of the shell to root, bin, or sys. Procedure: # chgrp root