Microsoft Exchange and Active Directory Blog
Due to the severity of the HAFNIUM exploit, Microsoft has released further updates for older Exchange Server versions. However, the updates cannot be obtained via Windows Update, but must be downloaded and installed manually. Further information on the updates can be found here: March 2021 Exchange Server Security Updates for older Cumulative Updates of Exchange Server Some ... Read more
Microsoft has released a new security update for Exchange Server 2010 - 2019. The update fixes the following vulnerabilities: CVE-2020-0692 | Microsoft Exchange Server Elevation of Privilege Vulnerability CVE-2020-0688 | Microsoft Exchange Memory Corruption Vulnerability The update is given the severity level "Important", click here to go directly to the downloads: Download Security Update For Exchange Server 2019 ... Read more
Today the CU3 for Exchange Server 2019 and the CU14 for Exchange Server 2016 were released. The Exchange 2019 CU3 is available for download in the VLSC, Visual Studio Subscription and Action Pack. Here are the details with the changes and fixed issues: Cumulative Update 3 for Exchange Server 2019 Cumulative Update 14 for Exchange Server 2016 ... Read more
Microsoft has recently released .NET Framework 4.8, which will also be delivered promptly via Windows Update. However, .NET Framework 4.8 should not currently be installed on Exchange Servers. Exchange Server only supports certain .NET Framework versions depending on the update status. .NET Framework versions not supported by Exchange cause trouble from time to time (see here and ... Read more
It can happen that the paths or the storage location of Exchange databases and log files have to be changed, for example when changing the storage system. This article is in response to a reader's question about how to do this with as little downtime as possible. There are several options for moving the database and log file paths, ... Read more
There are currently problems with Exchange Server and the July updates for Windows Server. Microsoft has now withdrawn the faulty update and provided an updated version via Windows Update. The current update is KB4345418, Exchange Server should be updated as soon as possible to avoid problems with the MSExchangeTransport service. Here you can find ... Read more
I was once again led astray. I had installed an update for Exchange when a short time later the Outlook app for iOS and Android stopped working. The app was no longer synchronizing data and there were no error messages. As I had carried out an update shortly before, I suspected this at first. ... Read more
The following problem has been around for a very long time: users should use standardized signatures for emails, preferably across all devices and clients. Until now, this has required additional software to create and manage signatures. Exchange Server itself only offers the option of centrally managing signatures for OWA. For Outlook and ... Read more
Microsoft has published an article on Exchange Server and Spectre (speculative execution side-channel). As this is a vulnerability in the processors, Exchange Server is also affected. There are a few things to note. Microsoft writes the following: As these are hardware level attacks targeting x64-based and x86-based processor systems, all supported versions of ... Read more
New updates have been released for all Exchange Server versions. Exchange 2010 is also included. Click here to download directly: Exchange Server 2016 CU8 Exchange Server 2013 CU19 Exchange Server 2010 UR 19 Click here for details of the changes: Exchange Server 2016 CU8 Exchange Server 2013 CU19 Exchange Server 2010 UR 19 ... Read more
