The McAfee VirusScan Enterprise for Linux 1.9.x/2.0.x On-Demand scanner must be configured to include all local drives and their sub-directories.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-63133	DTAVSEL-113	SV-77623r1_rule		Medium

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

STIG	Date
McAfee VSEL 1.9/2.0 Local Client Security Technical Implementation Guide	2016-03-31

Details

Check Text ( C-63885r1_chk )
From a desktop browser window, connect to the McAfee VirusScan Enterprise for Linux (VSEL) Monitor (WEB interface) of the Linux system being reviewed and logon with the nails user account. In the VSEL WEB Monitor, review tasks under "View", "Scheduled Tasks". With the System Administrator's assistance, determine which task is intended as the regularly scheduled scan task. Click on the task, and then click "Modify". Under "2. What to Scan", "Path", verify all mounted volumes or "\" is specified and the "Scan Sub-Directories" check box is selected. If all mounted volumes or "\" is not specified under "Path "or the "Scan Sub-Directories" check box is not selected for every "Path" specified, this is a finding. To validate without the Web interface, access the Linux system being reviewed, either at the console or by a SSH connection. At the command line, navigate to /var/opt/NAI/LinuxShield/etc. Enter the command "grep "nailsd.profile.ODS.scanNWFiles" ods.cfg" If the response given for "nailsd.profile.ODS.scanNWFiles" is not "true", this is a finding.

Check Text ( C-63885r1_chk )

From a desktop browser window, connect to the McAfee VirusScan Enterprise for Linux (VSEL) Monitor (WEB interface) of the Linux system being reviewed and logon with the nails user account.

In the VSEL WEB Monitor, review tasks under "View", "Scheduled Tasks".
With the System Administrator's assistance, determine which task is intended as the regularly scheduled scan task.
Click on the task, and then click "Modify".
Under "2. What to Scan", "Path", verify all mounted volumes or "\" is specified and the "Scan Sub-Directories" check box is selected.

If all mounted volumes or "\" is not specified under "Path "or the "Scan Sub-Directories" check box is not selected for every "Path" specified, this is a finding.

To validate without the Web interface, access the Linux system being reviewed, either at the console or by a SSH connection.
At the command line, navigate to /var/opt/NAI/LinuxShield/etc.
Enter the command "grep "nailsd.profile.ODS.scanNWFiles" ods.cfg"

If the response given for "nailsd.profile.ODS.scanNWFiles" is not "true", this is a finding.

Fix Text (F-69051r1_fix)
From a desktop browser window, connect to the McAfee VirusScan Enterprise for Linux (VSEL) Monitor (WEB interface) of the Linux system being reviewed and logon with the nails user account. In the VSEL WEB Monitor, review tasks under "View", "Scheduled Tasks". With the System Administrator's assistance, determine which task is intended as the regularly scheduled scan task. Click on the task, and then click "Modify". Under "2. What to Scan", "Path", enter all mounted volumes or "\" and select the "Scan Sub-Directories" check box, click "Next", and then click "Finish".

Fix Text (F-69051r1_fix)