The system's local firewall must implement a deny-all, allow-by-exception policy.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-227981 | GEN008540 | SV-227981r603266_rule | Medium |
| Description |
|---|
| A local firewall protects the system from exposing unnecessary or undocumented network services to the local enclave. If a system within the enclave is compromised, firewall protection on an individual system continues to protect it from attack. |
| STIG | Date |
|---|---|
| Solaris 10 X86 Security Technical Implementation Guide | 2020-12-04 |
Details
| Check Text ( C-30143r490381_chk ) |
|---|
| If the system is not a global zone, this vulnerability is not applicable. Check the firewall rules for a default deny rule. # ipfstat -i An example of a default deny rule is: block in log quick on ne3 from any to any. If there is no default deny rule, this is a finding. |
| Fix Text (F-30131r490382_fix) |
|---|
| Edit /etc/ipf/ipf.conf and add a default deny rule. Restart the ipfilter service. # svcadm restart network/ipfilter |