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Check: DTAM160

McAfee VirusScan 8.8 Local Client STIG: DTAM160 (in versions v6 r1 through v5 r12)

Title

McAfee VirusScan On-Access Scanner All Processes settings must be configured to not exclude any script URLs from being scanned unless the URL exclusions have been documented with, and approved by the ISSO/ISSM/DAA. (Cat II impact)

Discussion

Many attackers use toolkits containing several different types of utilities and scripts that can be used to probe and attack hosts. All scripts should be scanned and none should be excluded from scanning.

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 the General Settings. Under the ScriptScan tab, locate the "ScriptScan URL exclusions:" label. Ensure there are no URL exclusions listed in the URL field. Criteria: If there are no exclusions listed in the URL field, this is a not finding. If there are exclusions listed in the URL field, and the exclusions have been documented with, and approved by, the ISSO/ISSM/DAA, this is not a finding. If there are exclusions listed in the URL field, and the exclusions have not been documented with, and approved by, the ISSO/ISSM/DAA, this is 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\Script Scanner Criteria: If the ExcludedURLs REG_MULTI_SZ has any entries, and the excluded URLs have not been documented with, and approved by, the ISSO/ISSM/DAA, 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 the General Settings. Under the ScriptScan tab, locate the "ScriptScan exclusions" label. Ensure there are no exclusions listed in the URL field.

Additional Identifiers

Rule ID: SV-243433r722638_rule

Vulnerability ID: V-243433

Group Title: SRG-APP-000278

Expert Comments

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CCIs

CCIs tied to check.
Number Definition
CCI-001242

The organization configures malicious code protection mechanisms to perform real-time scans of files from external sources at endpoints as the files are downloaded, opened, or executed in accordance with organizational security policy.

Controls

Controls tied to check. These are derived from the CCIs shown above.
Number Title
SI-3

Malicious Code Protection