Open/Save actions for Web pages and Excel 2003 XML spreadsheets must be blocked.

From Microsoft Excel 2010

Part of DTOO120 -Web pages and Excel 2003 XML spreadsheets

Associated with: CCI-001662

SV-34282r2_rule Open/Save actions for Web pages and Excel 2003 XML spreadsheets must be blocked.

Vulnerability discussion

This policy setting allows for determining whether users can open, view, edit, or save Excel files with the format specified by the title. If enabling this policy setting, specify whether users can open, view, edit, or save files. The options that can be selected are below. Note: Not all options may be available for this policy setting. - Do not block: The file type will not be blocked. - Save blocked: Saving of the file type will be blocked. - Open/Save blocked, use open policy: Both opening and saving of the file type will be blocked. The file will open based on the policy setting configured in the "default file block behavior" key. - Block: Both opening and saving of the file type will be blocked, and the file will not open. - Open in Protected View: Both opening and saving of the file type will be blocked, and the option to edit the file type will not be enabled. - Allow editing and open in Protected View: Both opening and saving of the file type will be blocked, and the option to edit will be enabled. If you disable or do not configure this policy setting, the file type will not be blocked.

Check content

The policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Web pages and Excel 2003 XML spreadsheets” must be “Enabled: Open/Save blocked, use open policy". Procedure: Use the Windows Registry Editor to navigate to the following key: HKCU\Software\Policies\Microsoft\Office\14.0\excel\security\fileblock Criteria: If the value HtmlandXmlssFiles is REG_DWORD = 2, this is not a finding.

Fix text

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Web pages and Excel 2003 XML spreadsheets” to “Enabled: Open/Save blocked, use open policy".

Pro Tips

Lavender hyperlinks in small type off to the right (of CSS class id, if you view the page source) point to globally unique URIs for each document and item. Copy the link location and paste anywhere you need to talk unambiguously about these things.

You can obtain data about documents and items in other formats. Simply provide an HTTP header Accept: text/turtle or Accept: application/rdf+xml.

Powered by sagemincer