STIGQter: STIG Summary: Microsoft Outlook 2013 STIG Version: 1 Release: 13 Benchmark Date: 26 Oct 2018:

Automatic sending s/Mime receipt requests must be disallowed.

DISA Rule

SV-54029r1_rule

Vulnerability Number

V-17795

Group Title

DTOO266 - S/Mime receipt requests

Rule Version

DTOO266

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2013 -> Security -> Cryptography "S/MIME receipt requests behavior" to "Enabled (Never send S\MIME receipts)".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2013 -> Security -> Cryptography "S/MIME receipt requests behavior" is "Enabled (Never send S\MIME receipts)".

Procedure: Use the Windows Registry Editor to navigate to the following key:

HKCU\Software\Policies\Microsoft\Office\15.0\outlook\security

Criteria: If the value RespondToReceiptRequests is REG_DWORD = 2, this is not a finding.

Vulnerability Number

V-17795

Documentable

False

Rule Version

DTOO266

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2013 -> Security -> Cryptography "S/MIME receipt requests behavior" is "Enabled (Never send S\MIME receipts)".

Procedure: Use the Windows Registry Editor to navigate to the following key:

HKCU\Software\Policies\Microsoft\Office\15.0\outlook\security

Criteria: If the value RespondToReceiptRequests is REG_DWORD = 2, this is not a finding.

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2482

Comments