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Network shares that can be accessed anonymously will not be allowed.


Overview

Finding ID Version Rule ID IA Controls Severity
V-3340 3.065 SV-32317r1_rule High
Description
This is a Category 1 finding because the potential for gaining unauthorized system access. Any shares listed can be accessed by any network user. This could lead to the exposure or corruption of sensitive data. Enabling this setting is very dangerous.
STIG Date
Windows Server 2008 R2 Domain Controller Security Technical Implementation Guide 2019-06-18

Details

Check Text ( C-32729r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in.
Expand the Security Configuration and Analysis tree view.
Navigate to Local Policies -> Security Options.

If the value for “Network access: Shares that can be accessed anonymously” includes any entries, then this is a finding.

The policy referenced configures the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \System\CurrentControlSet\Services\LanManServer\Parameters\

Value Name: NullSessionShares

Value Type: REG_MULTI_SZ
Value: (Blank)
Fix Text (F-28819r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “Network access: Shares that can be accessed anonymously” to be defined but containing no entries (Blank).