STIGQter: STIG Summary: Microsoft Outlook 2010 STIG Version: 1 Release: 13 Benchmark Date: 27 Apr 2018:

IE Trusted Zones assumed 'trusted' must be blocked.

DISA Rule

SV-33540r1_rule

Vulnerability Number

V-17564

Group Title

DTOO273 - Block Trusted Zones

Rule Version

DTOO273 - Outlook

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 2010 -> Security -> Automatic Picture Download Settings “Block Trusted Zones” to “Enabled”.

Check Contents

The policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security -> Automatic Picture Download Settings “Block Trusted Zones” must be set to “Enabled”.

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

HKCU\Software\Policies\Microsoft\Office\14.0\outlook\options\mail

Criteria: If the value TrustedZone is REG_DWORD = 0, this is not a finding.

Vulnerability Number

V-17564

Documentable

False

Rule Version

DTOO273 - Outlook

Severity Override Guidance

The policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security -> Automatic Picture Download Settings “Block Trusted Zones” must be set to “Enabled”.

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

HKCU\Software\Policies\Microsoft\Office\14.0\outlook\options\mail

Criteria: If the value TrustedZone is REG_DWORD = 0, this is not a finding.

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2024

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