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Windows Server 2019 must be configured to at least negotiate signing for LDAP client signing.


Overview

Finding ID Version Rule ID IA Controls Severity
V-93303 WN19-SO-000320 SV-103391r1_rule Medium
Description
This setting controls the signing requirements for LDAP clients. This must be set to "Negotiate signing" or "Require signing", depending on the environment and type of LDAP server in use.
STIG Date
Windows Server 2019 Security Technical Implementation Guide 2020-06-15

Details

Check Text ( C-92621r1_chk )
If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SYSTEM\CurrentControlSet\Services\LDAP\

Value Name: LDAPClientIntegrity

Value Type: REG_DWORD
Value: 0x00000001 (1)
Fix Text (F-99549r1_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network security: LDAP client signing requirements" to "Negotiate signing" at a minimum.