STIGQter: STIG Summary: McAfee VirusScan 8.8 Managed Client STIG Version: 5 Release: 21 Benchmark Date: 25 Oct 2019:

McAfee VirusScan On Delivery Email Scan Policies must be configured to decode MIME encoded files.

DISA Rule

SV-55174r2_rule

Vulnerability Number

V-6590

Group Title

DTAM027-McAfee VirusScan decode MIME email

Rule Version

DTAM027

Severity

CAT II

CCI(s)

• CCI-001170 - The information system prevents the automatic execution of mobile code in organization-defined software applications.

Weight

10

Fix Recommendation

From the ePO server console System Tree, select the Systems tab, select the asset to be checked, select Actions, select Agent, and select Modify Policies on a Single System. From the product pull down list, select VirusScan Enterprise 8.8.0. Locate in the Category column the On Delivery Email Scan Policies. Select from the Policy column the policy associated with the On Delivery Email Scan Policies. Under the Scan Items tab, locate the "Compressed files:" label. Select the "Decode MIME encoded files" option. Select Save.

Check Contents

Note: If an email client is not running on this system, this check can be marked as Not Applicable.

From the ePO server console System Tree, select the Systems tab, select the asset to be checked, select Actions, select Agent, and select Modify Policies on a Single System. From the product pull down list, select VirusScan Enterprise 8.8.0. Locate in the Category column the On Delivery Email Scan Policies. Select from the Policy column the policy associated with the On Delivery Email Scan Policies. Under the Scan Items tab, locate the "Compressed files:" label. Ensure the "Decode MIME encoded files" option is selected.

Criteria: If the "Decode MIME encoded files" option is selected, this is not a finding.

On the client machine, use the Windows Registry Editor to navigate to the following key:
HKLM\Software\McAfee\ (32-bit)
HKLM\Software\Wow6432Node\McAfee\ (64-bit)
SystemCore\VSCore\Email Scanner\Outlook\OnDelivery\DetectionOptions

Criteria: If the value ScanMime is 1, this is not a finding. If the value is 0, this is a finding.

Vulnerability Number

V-6590

Documentable

False

Rule Version

DTAM027

Severity Override Guidance

Note: If an email client is not running on this system, this check can be marked as Not Applicable.

From the ePO server console System Tree, select the Systems tab, select the asset to be checked, select Actions, select Agent, and select Modify Policies on a Single System. From the product pull down list, select VirusScan Enterprise 8.8.0. Locate in the Category column the On Delivery Email Scan Policies. Select from the Policy column the policy associated with the On Delivery Email Scan Policies. Under the Scan Items tab, locate the "Compressed files:" label. Ensure the "Decode MIME encoded files" option is selected.

Criteria: If the "Decode MIME encoded files" option is selected, this is not a finding.

On the client machine, use the Windows Registry Editor to navigate to the following key:
HKLM\Software\McAfee\ (32-bit)
HKLM\Software\Wow6432Node\McAfee\ (64-bit)
SystemCore\VSCore\Email Scanner\Outlook\OnDelivery\DetectionOptions

Criteria: If the value ScanMime is 1, this is not a finding. If the value is 0, this is a finding.

Check Content Reference

M

Responsibility

System Administrator

Target Key

2266

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