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The system must be configured with a default gateway for IPv6 if the system uses IPv6, unless the system is a router.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22490 | GEN005570 | SV-46111r1_rule | ECSC-1 | Medium |
| Description |
|---|
| If a system has no default gateway defined, the system is at increased risk of man-in-the-middle, monitoring, and Denial of Service attacks. |
| STIG | Date |
|---|---|
| SUSE Linux Enterprise Server v11 for System z | 2015-05-27 |
Details
| Check Text ( C-43368r1_chk ) |
|---|
| Check for a default route for IPv6. If the system is a VM host and acts as a router solely for the benefit of its client systems, then this rule is not applicable. # ip -6 route list | grep default If the system uses IPv6, and no results are returned, this is a finding. |
| Fix Text (F-39452r1_fix) |
|---|
| Add a default route for IPv6. Edit /etc/sysconfig/network/routes Restart the interface. # ifdown eth0; ifup eth0 |