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The /etc/smb.conf file must not have an extended ACL.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22497 GEN006150 SV-46134r1_rule Medium
Description
Excessive permissions could endanger the security of the Samba configuration file and, ultimately, the system and network.
STIG Date
SUSE Linux Enterprise Server v11 for System z Security Technical Implementation Guide 2018-09-19

Details

Check Text ( C-43393r1_chk )
Check the permissions of the Samba configuration file.
# ls -lL /etc/samba/smb.conf
If the permissions include a '+', the file has an extended ACL. If the file has an extended ACL and it has not been documented with the IAO, this is a finding.
Fix Text (F-39476r1_fix)
Remove the extended ACL from the file.
# setfacl --remove-all /etc/samba/smb.conf