The talk daemon must be disabled on AIX.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-215374 | AIX7-00-003069 | SV-215374r958478_rule | Medium |
| Description |
| This talk service is used to establish an interactive two-way communication link between two UNIX users. Unless required the talk service will be disabled to prevent attacks. |
| STIG | Date |
| IBM AIX 7.x Security Technical Implementation Guide | 2024-08-16 |
Details
| Check Text (C-16572r294573_chk) |
| From the command prompt, execute the following command: # grep "^talk[[:blank:]]" /etc/inetd.conf If there is any output from the command, this is a finding. |
| Fix Text (F-16570r294574_fix) |
| In "/etc/inetd.conf", comment out the "talkd" entry by running command: # chsubserver -r inetd -C /etc/inetd.conf -d -v 'talk' -p 'udp' Restart inetd: # refresh -s inetd |