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AIX must not have IP forwarding for IPv6 enabled unless the system is an IPv6 router.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91709 | AIX7-00-002066 | SV-101807r1_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 |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90863r3_chk ) |
|---|
| From the command prompt, run the following command: # /usr/sbin/no -o ip6forwarding ip6forwarding = 0 If the value returned is not "0", this is a finding. |
| Fix Text (F-97907r1_fix) |
|---|
| Disable IPv6 forwarding on the system: # /usr/sbin/no -p -o ip6forwarding=0 |