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The sprayd daemon must be disabled on AIX.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91395 | AIX7-00-003077 | SV-101493r1_rule | Medium |
| Description |
|---|
| The sprayd service is used as a tool to generate UDP packets for testing and diagnosing network problems. The service must be disabled if NFS is not in use, as it can be used by attackers in a Distributed Denial of Service (DDoS) attack. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90549r1_chk ) |
|---|
| From the command prompt, execute the following command: # grep "^sprayd[[:blank:]]" /etc/inetd.conf If there is any output from the command, this is a finding. |
| Fix Text (F-97593r1_fix) |
|---|
| In "/etc/inetd.conf", comment out the "sprayd" entry by running command: # chsubserver -r inetd -C /etc/inetd.conf -d -v 'sprayd' -p 'udp' Restart inetd: # refresh -s inetd |