SV-220848r1051029: Passwords must not be saved in the Remote Desktop Client. | Microsoft Windows 10 STIG SCAP Benchmark

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Assessment Title

Rule Text

Passwords must not be saved in the Remote Desktop Client.

Description

Discussion Text

Saving passwords in the Remote Desktop Client could allow an unauthorized user to establish a remote desktop session to another system. The system must be configured to prevent users from saving passwords in the Remote Desktop Client.

How this relates to the STIG checklist: STIG vs SCAP benchmark.

IA Controls

NIST SP 800-53

Not mappedCCI-002038V-63729SV-78219

References

DPMS Target Microsoft Windows 10 DISA DPMS Target Microsoft Windows 10 4072

SCC Automation Reference

The reconstructed evaluation script behind this rule's OVAL check(s) — every module a compound check combines, with this rule's own concrete values and DISA's SCC tool's real per-module mechanism curated from static teardown of SCC releases.

# Windows PowerShell
# Reconstructed from oval:mil.disa.stig.windows10:def:220848
# Passwords must not be saved in the Remote Desktop Client.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.

# Verifies 'Do not allow passwords to be saved' is set to 'Enabled'
# registry_object (registry_test)
function test_1 {
  return (((@{String='reg_sz';ExpandString='reg_expand_sz';Binary='reg_binary';DWord='reg_dword';MultiString='reg_multi_sz';QWord='reg_qword';None='reg_none'}[(Get-Item -Path 'Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services').GetValueKind('DisablePasswordSaving').ToString()]) -eq 'reg_dword') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services' -Name 'DisablePasswordSaving' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'DisablePasswordSaving') -eq 1))
}

if (test_1) {
  Write-Output "PASS"
} else {
  Write-Output "FAIL"
}

Assessment Script Powered by AISyntax-verified

A standalone PowerShell script to assess this control automatically. Review before running it in your environment.

Syntax-checked as valid PowerShell. Not executed here — running it for real needs the actual ms_windows_10 target this check assesses.

# oval:mil.disa.stig.windows10:def:220848
if (Test-Path -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\DisablePasswordSaving" -ErrorAction SilentlyContinue) { $regValue = Get-ItemProperty -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\DisablePasswordSaving" -Name DisablePasswordSaving -ErrorAction SilentlyContinue; if ($regValue.DisablePasswordSaving -eq 1) { } else { Write-Output "FAIL"; exit 1 } } else { Write-Output "FAIL"; exit 1 } Write-Output "PASS"; exit 0

Remediation

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Remote Desktop Services >> Remote Desktop Connection Client >> "Do not allow passwords to be saved" to "Enabled".