Blocking as default file block opening behavior must be enforced.
An XCCDF Rule
Description
Users can open, view, or edit a large number of file types in Excel 2010. Some file types are safer than others, as some could allow malicious code to become active on user computers or the network. For this reason, disabling or not configuring this setting could allow malicious code to become active on user computers or the network.
| Property | Value |
|---|---|
| Responsibility | System Administrator |
- ID
- SV-33872r1_rule
- Version
- DTOO110 - Excel
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Set default file block behavior” to “Enabled: Blocked files are not opened".