Finding ID | Version | Rule ID | IA Controls | Severity |
---|---|---|---|---|
V-12030 | GEN006620 | SV-45931r1_rule | Medium |
Description |
---|
If the system's access control program is not configured with appropriate rules for allowing and denying access to system network resources, services may be accessible to unauthorized hosts. |
STIG | Date |
---|---|
SUSE Linux Enterprise Server v11 for System z | 2016-12-20 |
Check Text ( C-43235r1_chk ) |
---|
Check for the existence of the "/etc/hosts.allow" and "/etc/hosts.deny" files. Procedure: # ls -la /etc/hosts.allow # ls -la /etc/hosts.deny If either file does not exist, this is a finding. Check for the presence of a "default deny" entry. Procedure: # grep "ALL: ALL" /etc/hosts.deny If the "ALL: ALL" entry is not present the "/etc/hosts.deny" file, any TCP service from a host or network not matching other rules will be allowed access. If the entry is not in "/etc/hosts.deny", this is a finding. |
Fix Text (F-39307r1_fix) |
---|
Edit the "/etc/hosts.allow" and "/etc/hosts.deny" files to configure access restrictions. |