McAfee VirusScan On-Access Default Processes Policies must be configured to scan all files.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-14625	DTAM103	SV-55228r1_rule		Medium

Description
When scanning for malware, excluding specific file types will increase the risk of a malware-infected file going undetected. By configuring antivirus software to scan all file types, the scanner has a higher success rate at detecting and eradicating malware.

STIG	Date
McAfee VirusScan 8.8 Managed Client STIG	2019-09-24

Details

Check Text ( C-48818r2_chk )
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. Select from the Policy column the policy associated with the On-Access Default Processes Policies. Under the Scan Items tab, locate the "File Types to Scan:" label. Ensure the "All Files" radio button is selected. Criteria: If the "All Files" radio button 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\On Access Scanner\McShield\Configuration\Default Criteria: If the value LocalExtensionMode is 1 and the value of NetworkExtensionMode is 1, this is not a finding. If either of these is not 1, this is a finding.

Check Text ( C-48818r2_chk )

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. Select from the Policy column the policy associated with the On-Access Default Processes Policies. Under the Scan Items tab, locate the "File Types to Scan:" label. Ensure the "All Files" radio button is selected.

Criteria: If the "All Files" radio button 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\On Access Scanner\McShield\Configuration\Default

Criteria: If the value LocalExtensionMode is 1 and the value of NetworkExtensionMode is 1, this is not a finding. If either of these is not 1, this is a finding.

Fix Text (F-48083r2_fix)
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. Select from the Policy column the policy associated with the On-Access Default Processes Policies. Under the Scan Items tab, locate the "File Types to Scan:" label. Select the "All Files" radio button option. Select Save.

Fix Text (F-48083r2_fix)