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Proxy ARP must not be enabled on the system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22415 | GEN003608 | SV-29603r2_rule | Medium |
| Description |
|---|
| Proxy ARP allows a system to respond to ARP requests on one interface on behalf of hosts connected to another interface. If this function is enabled when not required, addressing information may be leaked between the attached network segments. |
| STIG | Date |
|---|---|
| SOLARIS 10 SPARC SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2016-06-22 |
Details
| Check Text ( C-30044r2_chk ) |
|---|
| Determine if the system has non-local published ARP entries. Procedure: # arp -a If any entries have the flag P and no flag L, they are non-local published entries, and this is a finding. |
| Fix Text (F-26878r1_fix) |
|---|
| Remove non-local published ARP entries from the system. Procedure: # arp -d Check system initialization files for any commands creating published ARP entries (such as "arp -s |