[German]On December 10, 2024, Microsoft released security updates for Windows clients and servers, for Office – as well as for other products. The security updates address 70 vulnerabilities (CVEs), including 16 critical vulnerabilities, one of which is classified as 0-day (already exploited). Below is a compact overview of these updates that were released on Patchday.
[German]Microsoft actually wanted to start migrating business users to the new Outlook app at the beginning of 2025. Redmond has now announced that this rollout will not take place until April 2026 for business users with an Microsoft 365 Enterprise license.
[German]Microsoft released security updates for Exchange Server 2016 and Exchange Server 2019 in November 2024. These should actually also be available via the Microsoft Update Catalog, but this is not the case. A blog reader asked me if I knew whether anything had been withdrawn.
[German]A few days ago, I read about the fear that Microsoft would release the Cumulative Update (CU) 15 for Exchange Server 2019 shortly before the holidays in order to be able to hold 2024 for the release. Microsoft has now announced that the CU15 for Microsoft Exchange Server 2019 will not be released until January 2025. Administrators will therefore have until after the turn of the year to focus on the CU.
[German]Last week, I received information that Blue Yonder had fallen victim to a ransomware attack. As the company probably also offers its services in Germany, I am taking up the case here in the blog. Customers of the company should be prepared to become the target of further attacks.
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[German]Microsoft plans to switch certain Microsoft 365 user groups from Outlook Classic to the new Outlook app from the beginning of 2025. Some people has developed remediation solutions to prevent this. Here is a solution I came across yesterday.
[German]The Browser Choice Alliance accuses Microsoft of actively restricting users' choice of browser. Microsoft is said to be hindering consumers' ability to use alternative web browsers by forcing users to use Edge despite other options.
[German]Google has updated its GMail Workspace Sync so that the program is compatible with Windows 11 24H2. This means that Microsoft Outlook can be used with Google Workspace under this operating system. The fix was announced on December 5, 2024, but requires the installation of the latest GMail Workspace Syc.
[German]A quick question or information for the readers of the blog who use Citrix Netscaler Gateways. Were you able to observe a massive increase in attack attempts on these instances yesterday evening? A blog reader has just informed me about a corresponding observation by e-mail (thanks for the info).
[German]ACROS Security has discovered a vulnerability in Windows that has not yet been closed by an update and allows the disclosure of NTLM hash values via URL. ACROS Security has released an opatch micropatch to fix this vulnerability. Until Microsoft provides an update, the opatch micropatch is available free of charge.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
