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This commit is contained in:
Przemyslaw Klys
2020-10-29 11:32:25 +01:00
parent 3811bf68ad
commit 38bf93fef3
6 changed files with 320 additions and 103 deletions
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Private/Script.GPOConfiguration.GPOConsistency.ps1
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$ScriptGPOConfigurationGPOConsistency = [ordered] @{
Chart = {
New-ChartLegend -Names 'Bad', 'Good' -Color PaleGreen, Salmon
New-ChartBarOptions -Type barStacked
New-ChartLegend -Name 'Consistent', 'Inconsistent'
New-ChartBar -Name 'TopLevel' -Value $Inconsistent[0].Count, $Inconsistent[1].Count
New-ChartBar -Name 'Inherited' -Value $InconsistentInside[0].Count, $InconsistentInside[1].Count
}
List = {
New-HTMLListItem -Text 'Top level permissions consistency: ', $Inconsistent[0].Count -FontWeight normal, bold
New-HTMLListItem -Text 'Inherited permissions consistency: ', $InconsistentInside[0].Count -FontWeight normal, bold
New-HTMLListItem -Text 'Inconsistent top level permissions: ', $Inconsistent[1].Count -FontWeight normal, bold
New-HTMLListItem -Text "Inconsistent inherited permissions: ", $InconsistentInside[1].Count -FontWeight normal, bold
}
Wizard = {
New-HTMLWizardStep -Name 'Prepare environment' {
New-HTMLText -Text "To be able to execute actions in automated way please install required modules. Those modules will be installed straight from Microsoft PowerShell Gallery."
New-HTMLCodeBlock -Code {
Install-Module GPOZaurr -Force
Import-Module GPOZaurr -Force
} -Style powershell
New-HTMLText -Text "Using force makes sure newest version is downloaded from PowerShellGallery regardless of what is currently installed. Once installed you're ready for next step."
}
New-HTMLWizardStep -Name 'Prepare report' {
New-HTMLText -Text "Depending when this report was run you may want to prepare new report before proceeding fixing permissions inconsistencies. To generate new report please use:"
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrPermissionsInconsistentBefore.html -Verbose -Type GPOConsistency
}
New-HTMLText -Text {
"When executed it will take a while to generate all data and provide you with new report depending on size of environment."
"Once confirmed that data is still showing issues and requires fixing please proceed with next step."
}
New-HTMLText -Text "Alternatively if you prefer working with console you can run: "
New-HTMLCodeBlock -Code {
$GPOOutput = Get-GPOZaurrPermissionConsistency
$GPOOutput | Format-Table # do your actions as desired
}
New-HTMLText -Text "It provides same data as you see in table above just doesn't prettify it for you."
}
New-HTMLWizardStep -Name 'Fix inconsistent permissions' {
New-HTMLText -Text "Following command when executed fixes inconsistent permissions."
New-HTMLText -Text "Make sure when running it for the first time to run it with ", "WhatIf", " parameter as shown below to prevent accidental removal." -FontWeight normal, bold, normal -Color Black, Red, Black
New-HTMLText -Text "Make sure to fill in TargetDomain to match your Domain Admin permission account"
New-HTMLCodeBlock -Code {
Repair-GPOZaurrPermissionConsistency -IncludeDomains "TargetDomain" -Verbose -WhatIf
}
New-HTMLText -TextBlock {
"After execution please make sure there are no errors, make sure to review provided output, and confirm that what is about to be deleted matches expected data. Once happy with results please follow with command: "
}
New-HTMLCodeBlock -Code {
Repair-GPOZaurrPermissionConsistency -LimitProcessing 2 -IncludeDomains "TargetDomain"
}
New-HTMLText -TextBlock {
"This command when executed repairs only first X inconsistent permissions. Use LimitProcessing parameter to prevent mass fixing and increase the counter when no errors occur."
"Repeat step above as much as needed increasing LimitProcessing count till there's nothing left. In case of any issues please review and action accordingly."
}
New-HTMLText -Text "If there's nothing else to be fixed, we can skip to next step step"
}
New-HTMLWizardStep -Name 'Fix inconsistent downlevel permissions' {
New-HTMLText -Text "Unfortunetly this step is manual until automation is developed. "
New-HTMLText -Text "If there are inconsistent permissions found inside GPO one has to fix them manually by going into SYSVOL and making sure inheritance is enabled, and that permissions are consistent across all files."
}
New-HTMLWizardStep -Name 'Verification report' {
New-HTMLText -TextBlock {
"Once cleanup task was executed properly, we need to verify that report now shows no problems."
}
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrPermissionsInconsistentAfter.html -Verbose -Type GPOConsistency
}
New-HTMLText -Text "If everything is health in the report you're done! Enjoy rest of the day!" -Color BlueDiamond
}
}
}
Private/Script.GPOConfiguration.ps1
+2 -61
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@@ -141,66 +141,7 @@
}
}
}
GPOConsistency = [ordered] @{
Wizard = {
New-HTMLWizardStep -Name 'Prepare environment' {
New-HTMLText -Text "To be able to execute actions in automated way please install required modules. Those modules will be installed straight from Microsoft PowerShell Gallery."
New-HTMLCodeBlock -Code {
Install-Module GPOZaurr -Force
Import-Module GPOZaurr -Force
} -Style powershell
New-HTMLText -Text "Using force makes sure newest version is downloaded from PowerShellGallery regardless of what is currently installed. Once installed you're ready for next step."
}
New-HTMLWizardStep -Name 'Prepare report' {
New-HTMLText -Text "Depending when this report was run you may want to prepare new report before proceeding fixing permissions inconsistencies. To generate new report please use:"
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrPermissionsInconsistentBefore.html -Verbose -Type GPOConsistency
}
New-HTMLText -Text {
"When executed it will take a while to generate all data and provide you with new report depending on size of environment."
"Once confirmed that data is still showing issues and requires fixing please proceed with next step."
}
New-HTMLText -Text "Alternatively if you prefer working with console you can run: "
New-HTMLCodeBlock -Code {
$GPOOutput = Get-GPOZaurrPermissionConsistency
$GPOOutput | Format-Table # do your actions as desired
}
New-HTMLText -Text "It provides same data as you see in table above just doesn't prettify it for you."
}
New-HTMLWizardStep -Name 'Fix inconsistent permissions' {
New-HTMLText -Text "Following command when executed fixes inconsistent permissions."
New-HTMLText -Text "Make sure when running it for the first time to run it with ", "WhatIf", " parameter as shown below to prevent accidental removal." -FontWeight normal, bold, normal -Color Black, Red, Black
New-HTMLText -Text "Make sure to fill in TargetDomain to match your Domain Admin permission account"
New-HTMLCodeBlock -Code {
Repair-GPOZaurrPermissionConsistency -IncludeDomains "TargetDomain" -Verbose -WhatIf
}
New-HTMLText -TextBlock {
"After execution please make sure there are no errors, make sure to review provided output, and confirm that what is about to be deleted matches expected data. Once happy with results please follow with command: "
}
New-HTMLCodeBlock -Code {
Repair-GPOZaurrPermissionConsistency -LimitProcessing 2 -IncludeDomains "TargetDomain"
}
New-HTMLText -TextBlock {
"This command when executed repairs only first X inconsistent permissions. Use LimitProcessing parameter to prevent mass fixing and increase the counter when no errors occur."
"Repeat step above as much as needed increasing LimitProcessing count till there's nothing left. In case of any issues please review and action accordingly."
}
New-HTMLText -Text "If there's nothing else to be fixed, we can skip to next step step"
}
New-HTMLWizardStep -Name 'Fix inconsistent downlevel permissions' {
New-HTMLText -Text "Unfortunetly this step is manual until automation is developed. "
New-HTMLText -Text "If there are inconsistent permissions found inside GPO one has to fix them manually by going into SYSVOL and making sure inheritance is enabled, and that permissions are consistent across all files."
}
New-HTMLWizardStep -Name 'Verification report' {
New-HTMLText -TextBlock {
"Once cleanup task was executed properly, we need to verify that report now shows no problems."
}
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrPermissionsInconsistentAfter.html -Verbose -Type GPOConsistency
}
New-HTMLText -Text "If everything is health in the report you're done! Enjoy rest of the day!" -Color BlueDiamond
}
}
}
GPOConsistency = $ScriptGPOConfigurationGPOConsistency
NetLogon = $ScriptGPOConfigurationNetLogon
GPOOwners = $ScriptGPOConfigurationGPOOwners
}
Private/Script.GpoZaurrOwners.ps1
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$Script:GpoZaurrOwners = @{
Data = $null
Execute = { Get-GPOZaurrOwner -IncludeSysvol }
Processing = {
foreach ($GPO in $Script:GpoZaurrOwners['Data']) {
if ($GPO.IsOwnerConsistent) {
$Script:GpoZaurrOwners['Variables']['IsConsistent']++
} else {
$Script:GpoZaurrOwners['Variables']['IsNotConsistent']++
}
if ($GPO.IsOwnerAdministrative) {
$Script:GpoZaurrOwners['Variables']['IsAdministrative']++
} else {
$Script:GpoZaurrOwners['Variables']['IsNotAdministrative']++
}
if (($GPO.IsOwnerAdministrative -eq $false -or $GPO.IsOwnerConsistent -eq $false) -and $GPO.SysvolExists -eq $true) {
$Script:GpoZaurrOwners['Variables']['WillFix']++
} elseif ($GPO.SysvolExists -eq $false) {
$Script:GpoZaurrOwners['Variables']['RequiresDiffFix']++
} else {
$Script:GpoZaurrOwners['Variables']['WillNotTouch']++
}
}
}
Variables = [ordered] @{
IsAdministrative = 0
IsNotAdministrative = 0
IsConsistent = 0
IsNotConsistent = 0
WillFix = 0
RequiresDiffFix = 0
WillNotTouch = 0
}
Overview = {
New-HTMLPanel {
New-HTMLText -Text 'Following chart presents Group Policy owners and whether they are administrative and consistent. By design an owner of Group Policy should be Domain Admins or Enterprise Admins group only to prevent malicious takeover. ', `
"It's also important that owner in Active Directory matches owner on SYSVOL (file system)." -FontSize 10pt
New-HTMLList -Type Unordered {
New-HTMLListItem -Text 'Administrative Owners: ', $Script:GpoZaurrOwners['Variables']['IsAdministrative'] -FontWeight normal, bold
New-HTMLListItem -Text 'Non-Administrative Owners: ', $Script:GpoZaurrOwners['Variables']['IsNotAdministrative'] -FontWeight normal, bold
New-HTMLListItem -Text "Owners consistent in AD and SYSVOL: ", $Script:GpoZaurrOwners['Variables']['IsConsistent'] -FontWeight normal, bold
New-HTMLListItem -Text "Owners not-consistent in AD and SYSVOL: ", $Script:GpoZaurrOwners['Variables']['IsNotConsistent'] -FontWeight normal, bold
} -FontSize 10pt
New-HTMLChart {
New-ChartBarOptions -Type barStacked
New-ChartLegend -Name 'Yes', 'No' -Color PaleGreen, Orchid
New-ChartBar -Name 'Is administrative' -Value $Script:GpoZaurrOwners['Variables']['IsAdministrative'], $Script:GpoZaurrOwners['Variables']['IsNotAdministrative']
New-ChartBar -Name 'Is consistent' -Value $Script:GpoZaurrOwners['Variables']['IsConsistent'], $Script:GpoZaurrOwners['Variables']['IsNotConsistent']
} -Title 'Group Policy Owners' -TitleAlignment center
}
}
Solution = {
New-HTMLSection -Invisible {
New-HTMLPanel {
New-HTMLText -FontSize 10pt -TextBlock {
"By default GPO creation is usually maintained by Domain Admins or Enterprise Admins. "
"When GPO is created by member of Domain Admins or Enterprise Admins group the GPO Owner is set to Domain Admins. "
"When GPO is created by member of Group Policy Creator Owners or other group has delegated rights to create a GPO the owner of said GPO is not Domain Admins group but is assigned to relevant user. "
"GPO Owners should be Domain Admins or Enterprise Admins to prevent abuse. If that isn't so it means owner is able to fully control GPO and potentially change it's settings in uncontrolled way. "
"While at the moment of creation of new GPO it's not a problem, in long term it's possible such person may no longer be admin, yet keep their rights over GPO. "
}
New-HTMLText -FontSize 10pt -TextBlock {
"As you're aware Group Policies are stored in 2 places. In Active Directory (metadata) and SYSVOL (settings). This means that there are 2 places where GPO Owners exists. "
"This also means that for multiple reasons AD and SYSVOL can be out of sync when it comes to their permissions which can lead to uncontrolled ability to modify them. "
"Ownership in Active Directory and Ownership of SYSVOL for said GPO are required to be the same. "
}
New-HTMLText -Text "Here's a short summary of ", "Group Policy Owners", ": " -FontSize 10pt -FontWeight normal, bold, normal
New-HTMLList -Type Unordered {
New-HTMLListItem -Text 'Administrative Owners: ', $Script:GpoZaurrOwners['Variables']['IsAdministrative'] -FontWeight normal, bold
New-HTMLListItem -Text 'Non-Administrative Owners: ', $Script:GpoZaurrOwners['Variables']['IsNotAdministrative'] -FontWeight normal, bold
New-HTMLListItem -Text "Owners consistent in AD and SYSVOL: ", $Script:GpoZaurrOwners['Variables']['IsConsistent'] -FontWeight normal, bold
New-HTMLListItem -Text "Owners not-consistent in AD and SYSVOL: ", $Script:GpoZaurrOwners['Variables']['IsNotConsistent'] -FontWeight normal, bold
} -FontSize 10pt
New-HTMLText -FontSize 10pt -Text "This gives us: "
New-HTMLList -Type Unordered {
New-HTMLListItem -Text 'Group Policies requiring owner change: ', $Script:GpoZaurrOwners['Variables']['WillFix'] -FontWeight normal, bold
New-HTMLListItem -Text "Group Policies which can't be fixed (no SYSVOL?): ", $Script:GpoZaurrOwners['Variables']['RequiresDiffFix'] -FontWeight normal, bold
New-HTMLListItem -Text "Group Policies unaffected: ", $Script:GpoZaurrOwners['Variables']['WillNotTouch'] -FontWeight normal, bold
} -FontSize 10pt
}
New-HTMLPanel {
New-HTMLChart {
New-ChartBarOptions -Type barStacked
New-ChartLegend -Name 'Yes', 'No' -Color LightGreen, Salmon
New-ChartBar -Name 'Is administrative' -Value $Script:GpoZaurrOwners['Variables']['IsAdministrative'], $Script:GpoZaurrOwners['Variables']['IsNotAdministrative']
New-ChartBar -Name 'Is consistent' -Value $Script:GpoZaurrOwners['Variables']['IsConsistent'], $Script:GpoZaurrOwners['Variables']['IsNotConsistent']
} -Title 'Group Policy Owners' -TitleAlignment center
}
}
New-HTMLSection -Name 'Group Policy Owners' {
New-HTMLTable -DataTable $Script:GpoZaurrOwners['Data'] -Filtering {
New-HTMLTableCondition -Name 'IsOwnerConsistent' -Value $false -BackgroundColor Salmon -ComparisonType string -Row
New-HTMLTableCondition -Name 'IsOwnerAdministrative' -Value $false -BackgroundColor Salmon -ComparisonType string -Row
} -PagingOptions 10, 20, 30, 40, 50
}
New-HTMLSection -Name 'Steps to fix Group Policy Owners' {
New-HTMLContainer {
New-HTMLSpanStyle -FontSize 10pt {
New-HTMLText -Text 'Following steps will guide you how to fix group policy owners'
New-HTMLWizard {
New-HTMLWizardStep -Name 'Prepare environment' {
New-HTMLText -Text "To be able to execute actions in automated way please install required modules. Those modules will be installed straight from Microsoft PowerShell Gallery."
New-HTMLCodeBlock -Code {
Install-Module GPOZaurr -Force
Import-Module GPOZaurr -Force
} -Style powershell
New-HTMLText -Text "Using force makes sure newest version is downloaded from PowerShellGallery regardless of what is currently installed. Once installed you're ready for next step."
}
New-HTMLWizardStep -Name 'Prepare report' {
New-HTMLText -Text "Depending when this report was run you may want to prepare new report before proceeding with fixing Group Policy Owners. To generate new report please use:"
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrGPOOwnersBefore.html -Verbose -Type GPOOwners
}
New-HTMLText -TextBlock {
"When executed it will take a while to generate all data and provide you with new report depending on size of environment."
"Once confirmed that data is still showing issues and requires fixing please proceed with next step."
}
New-HTMLText -Text "Alternatively if you prefer working with console you can run: "
New-HTMLCodeBlock -Code {
$OwnersGPO = Get-GPOZaurrOwner -IncludeSysvol -Verbose
$OwnersGPO | Format-Table
}
New-HTMLText -Text "It provides same data as you see in table above just doesn't prettify it for you."
}
New-HTMLWizardStep -Name 'Set GPO Owners to Administrative (Domain Admins)' {
New-HTMLText -Text "Following command will find any GPO which doesn't have proper GPO Owner (be it due to inconsistency or not being Domain Admin) and will enforce new GPO Owner. "
New-HTMLText -Text "Make sure when running it for the first time to run it with ", "WhatIf", " parameter as shown below to prevent accidental removal." -FontWeight normal, bold, normal -Color Black, Red, Black
New-HTMLCodeBlock -Code {
Set-GPOZaurrOwner -Type All -Verbose -WhatIf
}
New-HTMLText -TextBlock {
"After execution please make sure there are no errors, make sure to review provided output, and confirm that what is about to be changed matches expected data. Once happy with results please follow with command: "
}
New-HTMLCodeBlock -Code {
Set-GPOZaurrOwner -Type All -Verbose -LimitProcessing 2
}
New-HTMLText -TextBlock {
"This command when executed sets new owner only on first X non-compliant GPO Owners for AD/SYSVOL. Use LimitProcessing parameter to prevent mass change and increase the counter when no errors occur."
"Repeat step above as much as needed increasing LimitProcessing count till there's nothing left. In case of any issues please review and action accordingly."
}
}
New-HTMLWizardStep -Name 'Verification report' {
New-HTMLText -TextBlock {
"Once cleanup task was executed properly, we need to verify that report now shows no problems."
}
New-HTMLCodeBlock -Code {
Invoke-GPOZaurr -FilePath $Env:UserProfile\Desktop\GPOZaurrGPOOwnersAfter.html -Verbose -Type GPOOwners
}
New-HTMLText -Text "If everything is healthy in the report you're done! Enjoy rest of the day!" -Color BlueDiamond
}
} -RemoveDoneStepOnNavigateBack -Theme arrows -ToolbarButtonPosition center
}
}
}
}
}