AIX audio devices must be group-owned by root, sys, bin, or system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-215271 | AIX7-00-002079 | SV-215271r991589_rule | CCI-000366 | medium |
| Description | ||||
| Without privileged group owners, audio devices will be vulnerable to being used as eaves-dropping devices by malicious users or intruders to possibly listen to conversations containing sensitive information. | ||||
| STIG | Date | |||
| IBM AIX 7.x Security Technical Implementation Guide | 2024-08-16 | |||
Details
Check Text (C-215271r991589_chk)
Check the group owner of audio devices using commands:
# /usr/sbin/lsdev -C | grep -i audio
aud0 Available USB Audio Device
# ls -lL /dev/*aud0
cr--r--r-- 1 root system 16, 0 Jan 24 07:25 aud0
If the group owner of an audio device is not "root", "sys", "bin", or "system", this is a finding.
Fix Text (F-16467r294265_fix)
Change the group owner of the audio device using command:
# chgrp system <audio device>