Title

McAfee VirusScan On-Access Scanner All Processes settings must be configured to scan when writing to disk. (Cat II impact)

Discussion

Antivirus software is the most commonly used technical control for malware threat mitigation. Real-time scanning of files as they are written to disk is a crucial first line of defense from malware attacks.

Check Content

Access the local VirusScan console by clicking Start->All Programs->McAfee->VirusScan Console. On the menu bar, click Task->On-Access Scanner Properties. Select All Processes. Under the Scan Items tab, locate the "Scan files:" label. Ensure the "When writing to disk" is selected. Criteria: If the "When writing to disk" 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\On Access Scanner\McShield\Configuration\Default Criteria: If the value bScanIncoming is 1, this is not a finding. If the value is 0, this is a finding.

Fix Text

Access the local VirusScan console by clicking Start->All Programs->McAfee->VirusScan Console. On the menu bar, click Task->On-Access Scanner Properties. Select All Processes. Under the Scan Items tab, locate the "Scan files:" label. Select the "When writing to disk" option. Click OK to Save.

Additional Identifiers

Rule ID: SV-243396r722527_rule

Vulnerability ID: V-243396

Group Title: SRG-APP-000278

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.