CVE-2023-23397

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cfr microsoft note : CVE-2023-23397 script - Microsoft - CSS-Exchange

powershell in admin mode

Connect-MSOLService

Install-Module AzureAD

import-Module ExchangeOnlineManagement
Install-Module -Name ExchangeOnlineManagement -RequiredVersion 3.1.0

Connect-ExchangeOnline -UserPrincipalName user@domein.be

  • .\CVE-2023-23397.ps1 -CreateAzureApplication
  • download : https://api.nuget.org/v3-flatcontainer/microsoft.exchange.webservices/2.2.0/microsoft.exchange.webservices.2.2.0.nupkg
  • unzip
  • download script : https://github.com/microsoft/CSS-Exchange/releases/latest/download/CVE-2023-23397.ps1
  • run in elevated powershell : Get-Mailbox | .\CVE-2023-23397.ps1 -Environment "Online"
  • .\CVE-2023-23397.ps1 -DeleteAzureApplication
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