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V-271639

CAT II (Medium)

The OL 9 file system automounter must be disabled.

Rule ID

SV-271639r1261734_rule

STIG

Oracle Linux 9 Security Technical Implementation Guide

Version

V1R7

CCIs

CCI-000778 CCI-001958

Discussion

Without identifying devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Peripherals include, but are not limited to, such devices as flash drives, external storage, and printers. Satisfies: SRG-OS-000114-GPOS-00059, SRG-OS-000378-GPOS-00163

Check Content

Verify that OL 9 file system automount function has been disabled and masked with the following command:

$ systemctl is-enabled  autofs
masked

If the returned value is not "masked", "disabled", or "not-found", this is a finding.

Fix Text

Configure OL 9 to disable and mask the ability to automount devices.

The autofs service can be disabled and masked with the following command:

$ sudo systemctl mask --now autofs.service