Symptom
SAP recommend user to restrict the files and directories access privileges (for UNIX & Linux operating systems). These access privileges by default were automatically set during the installation procedures.
Solution
/sapmnt/SID/exe/ Access: (0755/-rwxr-xr-x) Uid: (sidadm) Gid: (sapsys)
/sapmnt/SID/exe/saposcol Access: (4755/-rwxrwxrwx) Uid: (root) Gid: (sapsys)
/sapmnt/SID/global Access: (0700/-rwx------) Uid: (sidadm) Gid: (sapsys)
/sapmnt/SID/profile Access: (0755/-rwxr-xr-x)
/usr/sap/SID Access: (0751/-rwxr-x--x)
/usr/sap/SID/INSTANCE-ID Access: (0755/-rwxr-xr-x)
/usr/sap/SID/INSTANCE-ID/* Access: (0750/-rwxr-x---) Uid: (sidadm) Gid: (sapsys)
/usr/sap/SID/INSTANCE-ID/sec Access: (0700/-rwx------) Uid: (sidadm) Gid: (sapsys)
/usr/sap/SID/SYS Access: (0755/-rwxr-xr-x) Uid: (sidadm) Gid: (sapsys)
/usr/sap/SID/SYS/* Access: (0755/-rwxr-xr-x) Uid: (sidadm) Gid: (sapsys)
/usr/sap/trans Access: (0755/-rwxr-xr-x) Uid: (sidadm) Gid: (sapsys)
/usr/sap/trans/* Access: (0770/-rwxrwx---) Uid: (sidadm) Gid: (sapsys)
/usr/sap/trans/.sapconf Access: (0755/-rwxr-xr-x) Uid: (sidadm) Gid: (sapsys)
/home/SIDadm Access: (0700/-rwx------) Uid: (sidadm) Gid: (sapsys)
/home/SIDadm/* Access: (0700/-rwx------) Uid: (sidadm) Gid: (sapsys)
