The sprayd daemon must be disabled on AIX.
An XCCDF Rule
Description
<VulnDiscussion>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.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-215382r508663_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
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