The SUSE operating system must disable the USB mass storage kernel module.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-234856 | SRG-OS-000378-GPOS-00163 | SLES-15-010480 | SV-234856r958820_rule | 2025-05-14 | 2 |
| Description |
|---|
| 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. |
| ℹ️ Check |
|---|
| Verify the SUSE operating system does not automount USB mass storage devices when connected to the host. Check that "usb-storage" is blacklisted in the "/etc/modprobe.d/50-blacklist.conf" file with the following command: > grep usb-storage /etc/modprobe.d/50-blacklist.conf blacklist usb-storage If nothing is output from the command, this is a finding. |
| ✔️ Fix |
|---|
| Configure the SUSE operating system to prevent USB mass storage devices from automounting when connected to the host. Add or update the following line to the "/etc/modprobe.d/50-blacklist.conf" file: blacklist usb-storage |