Microsoft Exchange and Active Directory Blog
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
Two vulnerabilities in Exchange Server 2016 and Exchange Server 2019 are closed with corresponding security updates. These are the two vulnerabilities: CVE-2019-1233: Microsoft Exchange Denial of Service Vulnerability CVE-2019-1266: Microsoft Exchange Spoofing Vulnerability Both vulnerabilities have an "Important" rating. Details on the vulnerabilities can be found at the links above. Here you can download the ... Read more
After I released a new version of the Exchange Reporter on June 27, 2019, a few bugs have been fixed in the current version 3.6. Here is an overview of the changes: New functions FTP upload function (thanks to Daniel) Bugfixes Rblreport: Blacklist bl.spamcannibal.org removed, as it no longer exists VmwareReport: PowerCli is now loaded as a module (thanks to ... Read more
Microsoft released new security updates for Exchange Server 2010, 2013, 2016 and 2019 on July 9. The updates address the following vulnerabilities: CVE-2019-1084 | Vulnerability in Microsoft Exchange related to information disclosure CVE-2019-1137 | Vulnerability in Microsoft Exchange Server related to spoofing attacks CVE-2019-1136 | Vulnerability in Microsoft Exchange Server related to privilege escalation All 3 vulnerabilities are ... Read more
Quick tip on a problem that can occur after a deleted mailbox or distribution group has been restored. Users who send mails to the restored mailbox or distribution list receive an NDR with the following error message: STOREDRV.Deliver.Exception:AccountDisabledException.MapiExceptionMailboxDisabled; Failed to process message due to a permanent exception with message The mailbox /o=FrankysWeb/ou=Exchange Administrative ... Read more
After a long time, I have once again revised the Exchange Reporter and fixed various bugs. Most of the modules now also work with Exchange 2019. The following fixes and new functions are now included in version 3.4: New functions Support for Server 2016 (AD) and Exchange 2019 Bugfixes Link in the PSPKI documentation corrected ... Read more
An Exchange 2016 DAG recently encountered the problem that the mail.que, i.e. the Exchange queue, had grown to over 60 GB. If the mail.que had continued to grow, the hard disk would inevitably have filled up, in which case the Exchange server in question would no longer have been able to deliver mails. Also on the other Exchange servers within the DAG ... Read more
New Cumulative Updates for Exchange Server 2013, 2016 and 2019 were released today. Click here to go directly to the downloads (the links may not work directly, just try again later): Exchange Server 2019 Cumulative Update 2, VLSC Download Exchange Server 2016 Cumulative Update 13 Exchange Server 2013 Cumulative Update 23 CUs ... Read more
Microsoft has released a new security update for all currently supported Exchange Server versions. What exactly the problem is with the Exchange Server versions has not been published. The description of the security advisory only states: Microsoft has released an update for Microsoft Exchange Server that provides enhanced security as a defense in depth measure. ... Read more
In this article, I already described how the Sophos UTM certificate can be exported via REST API. A few people have now reported that an automatic export and import for Exchange Server is interesting. I have therefore extended the script and successfully tested the export and import with Exchange Server 2016. ... Read more
