Level 1 file extensions must be blocked and not removed.
An XCCDF Rule
Description
Malicious code is often spread through e-mail. Some viruses have the ability to send copies of themselves to other people in the victim's Address Book or Contacts list, and such potentially harmful files can affect the computers of unwary recipients.
| Property | Value |
|---|---|
| Responsibility | System Administrator |
- ID
- SV-55898r2_rule
- Version
- DTOO244
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Set the policy value for User Configuration >> Administrative Templates >> Microsoft Outlook 2013 >> Security >> Security Form Settings >> Attachment Security "Remove file extensions blocked as Level 1" to "Disabled".