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Ejection of removable NTFS media is not restricted to Administrators.


Overview

Finding ID Version Rule ID IA Controls Severity
V-1171 3.052 SV-29215r1_rule Medium
Description
Removable hard drives can be formatted and ejected by others who are not members of the Administrators Group, if they are not properly configured. Formatting and ejecting removable NTFS media should only be done by administrators.
STIG Date
Windows Vista Security Technical Implementation Guide 2017-01-30

Details

Check Text ( C-135r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in.
Expand the Security Configuration and Analysis tree view.
Navigate to Local Policies -> Security Options.

If the value for “Devices: Allowed to Format and Eject Removable Media” is not set to ” Administrators”, then this is a finding.

The policy referenced configures the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \Software\Microsoft\Windows NT\CurrentVersion\Winlogon

Value Name: AllocateDASD

Value Type: REG_SZ
Value: 0
Fix Text (F-113r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “Devices: Allowed to Format and Eject Removable Media” to “Administrators”.