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The system must have USB Mass Storage disabled unless needed.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22579 GEN008480 SV-26970r3_rule ECSC-1 Low
Description
USB is a common computer peripheral interface. USB devices may include storage devices that could be used to install malicious software on a system or exfiltrate data.
STIG Date
Solaris 10 X86 Security Technical Implementation Guide 2014-04-04

Details

Check Text ( C-27917r5_chk )
If the system needs a particular USB driver for storage, this vulnerability is not applicable.

grep 'exclude: usb_ac' /etc/system
grep 'exclude: usb_as' /etc/system
grep 'exclude: hid' /etc/system
grep 'exclude: scsa2usb' /etc/system
grep 'exclude: usbprn' /etc/system
grep 'exclude: usbser_edge' /etc/system

If no results are returned from any particular command, this is a finding.
Fix Text (F-24232r4_fix)
Prevent the USB drivers from loading.
# echo "exclude: usb_ac" >> /etc/system
# echo "exclude: usb_as" >> /etc/system
# echo "exclude: hid" >> /etc/system
# echo "exclude: scsa2usb" >> /etc/system
# echo "exclude: usbprn" >> /etc/system
# echo "exclude: usbser_edge" >> /etc/system