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Zone information must be preserved when saving attachments.


Overview

Finding ID Version Rule ID IA Controls Severity
WN08-UC-000009 WN08-UC-000009 WN08-UC-000009_rule Medium
Description
Preserving zone of origin (internet, intranet, local, restricted) information on file attachments allows Windows to determine risk.
STIG Date
Windows 8 Security Technical Implementation Guide 2012-11-21

Details

Check Text ( C-WN08-UC-000009_chk )
If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_CURRENT_USER
Subkey: \Software\Microsoft\Windows\CurrentVersion\Policies\Attachments\

Value Name: SaveZoneInformation

Type: REG_DWORD
Value: 2
Fix Text (F-WN08-UC-000009_fix)
Configure the policy value for User Configuration -> Administrative Templates -> Windows Components -> Attachment Manager -> "Do not preserve zone information in file attachments" to "Disabled".