SV-220843r991589: The password manager function in the Edge browser must be disabled. | Microsoft Windows 10 STIG SCAP Benchmark

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Assessment Title

Rule Text

The password manager function in the Edge browser must be disabled.

Description

Discussion Text

Passwords save locally for re-use when browsing may be subject to compromise. Disabling the Edge password manager will prevent this for the browser.

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

IA Controls

NIST SP 800-53

Not mappedCCI-000366V-63709SV-78199

References

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

Checks

DISA STIG (Manual Reference)

Windows 10 LTSC\B versions do not include Microsoft Edge, this is NA for those systems.

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: \SOFTWARE\Policies\Microsoft\MicrosoftEdge\Main\

Value Name: FormSuggest Passwords

Type: REG_SZ
Value: no

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:220843
# The password manager function in the Edge browser must be disabled.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.

# FormSuggest Passwords registry value is set to no
# 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\MicrosoftEdge\Main').GetValueKind('FormSuggest Passwords').ToString()]) -eq 'reg_sz') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\MicrosoftEdge\Main' -Name 'FormSuggest Passwords' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'FormSuggest Passwords') -eq 'no'))
}

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

Remediation

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Edge >> "Configure Password Manager" to "Disabled".