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The Mapper I/O network protocol (LLTDIO) driver must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-15696 | WN08-CC-000001 | SV-48235r2_rule | ECSC-1 | Medium |
| Description |
|---|
| The Mapper I/O network protocol (LLTDIO) driver allows the discovery of the connected network and allows various options to be enabled. Disabling this helps protect the system from potentially discovering and connecting to unauthorized devices. |
| STIG | Date |
|---|---|
| Windows 8/8.1 Security Technical Implementation Guide | 2017-04-28 |
Details
| Check Text ( None ) |
|---|
| None |
| Fix Text (F-41371r1_fix) |
|---|
| Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Link-Layer Topology Discovery -> "Turn on Mapper I/O (LLTDIO) driver" to "Disabled". |