The Internet Fax Feature must be disabled.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-17661	DTOO198 - Office System	SV-33472r1_rule		Medium

Description
Excel, PowerPoint, and Word users can use the Internet Fax feature to send documents to fax recipients through an Internet fax service provider. If your organization has policies that govern the time, place, or manner in which faxes are sent, this feature could help users evade those policies. By default, Office users can use the Internet Fax feature.

STIG	Date
Microsoft Office System 2010 STIG	2018-04-04

Details

Check Text ( C-33955r1_chk )
The policy value for User Configuration -> Administrative Templates -> Microsoft Office 2010 -> Services -> Fax “Disable Internet Fax feature” must be set to “Enabled”. Procedure: Use the Windows Registry Editor to navigate to the following key: HKCU\Software\Policies\Microsoft\Office\14.0\common\services\fax Criteria: If the value NoFax is REG_DWORD = 1, this is not a finding.

Fix Text (F-29644r1_fix)
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Office 2010 -> Services -> Fax “Disable Internet Fax feature” to “Enabled”.