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The daytime daemon must be disabled on AIX.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91367 | AIX7-00-003064 | SV-101465r1_rule | Medium |
| Description |
|---|
| The daytime service provides the current date and time to other servers on a network. This daytime service is a defunct time service, typically used for testing purposes only. The service should be disabled as it can leave the system vulnerable to DoS ping attacks. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90521r1_chk ) |
|---|
| From the command prompt, execute the following command: # grep "^daytime[[:blank:]]" /etc/inetd.conf If there is any output from the command, this is a finding. |
| Fix Text (F-97565r1_fix) |
|---|
| In "/etc/inetd.conf", comment out the "daytime" entries by running commands: # chsubserver -r inetd -C /etc/inetd.conf -d -v 'daytime' -p 'tcp' # chsubserver -r inetd -C /etc/inetd.conf -d -v 'daytime' -p 'udp' Restart inetd: # refresh -s inetd |