New security updates for Exchange 2016/2019 (September 2019)

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

Outlook signatures as part of the mailbox: Feature is being developed

On March 17, 2018, I drew attention to an idea by Jeff Guillet. The idea is about saving email signatures as part of the Exchange mailbox so that a uniform signature is possible on all devices. Up to now, the Outlook e-mail signature has been saved in the user profile of the respective client. The idea of ... Read more

Script: Replace users with local admin rights against groups

Users are often added to the local "Administrators" group on servers or PCs to give users admin rights on the corresponding computers. Although this is the easiest way to configure admin rights for a user account, it is unfortunately easy to lose track. Here is an example of the members of the local administrator group of a server: The users ... Read more

New Exchange Reporter version (3.5)

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

Sophos UTM: New update available (9.605-1)

Sophos has released a new update for UTM 9.6, which raises the version number to 9.605-1. The following issues have been fixed: [NUTM-10885]: [Basesystem] Fallback log flooded since update to 9.6 [NUTM-10667]: [Email] Emails are not being processed, have "Stale ID in DB" in debug log [NUTM-10870]: [Email] UTM not rejecting emails with dot at the end ... Read more

New security updates for Exchange Server

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

QuickTip: NDR after restoring distribution groups or mailboxes

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

Exchange Reporter: New version with support for Exchange 2019

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