IP forwarding for IPv4 must not be enabled, unless the system is a router.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-220109 | GEN005600 | SV-220109r603266_rule | Medium |
| Description |
|---|
| If the system is configured for IP forwarding and is not a designated router, it could be used to bypass network security by providing a path for communication not filtered by network devices. |
| STIG | Date |
|---|---|
| Solaris 10 X86 Security Technical Implementation Guide | 2020-12-04 |
Details
| Check Text ( C-21818r490144_chk ) |
|---|
| Determine if the system is configured for IPv4 forwarding. # svcs | grep svc:/network/ipv4-forwarding If the service is enabled, this is a finding. |
| Fix Text (F-21817r490145_fix) |
|---|
| Disable IPv4 forwarding on the system. # svcadm disable svc:/network/ipv4-forwarding |