DCOM default access

Risk Level: Medium risk vulnerability  Medium

Check or Attack Name: DCOM Default Access

Platforms: Windows NT
Description:

DCOM default access permissions include users other than Administrators and the Interactive (console) user. Verify that the other users should have access to all DCOM objects on the system.

Remedy:

Fortify DCOM's default permissions so that all objects continue to function under tightened security:

  1. Run the dcomcnfg program in the %SystemRoot%/System32 folder.
  2. Click the Default Security tab.
  3. From Default Access Permissions, select Edit Default.
  4. Review the default permissions. Recommended access levels are Administrators - Allow Access and INTERACTIVE - Allow Access.
  5. Verify that DCOM objects still function properly after making changes.
References:

Microsoft Knowledge Base Article Q176799, INFO: Using DCOM Config (DCOMCNFG.EXE) on Windows NT, http://support.microsoft.com/support/kb/articles/q176/7/99.asp


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