[German]In June 2025, security researchers reported the first zero-click vulnerability they had encountered in the Microsoft 365 Copilot AI application. Attackers could use this vulnerability, known as EchoLeak, to force Microsoft 365 Copilot to exfiltrate data. Check Point Research has now published an initial analysis of the situation.
[German]There are reports that the cumulative security update KB5063878 released on August 12, 2025 for Windows 11 24H2 causes serious SSD problems. When transferring large amounts of data, errors are said to occur reproducibly when saving to certain SSDs with certain controllers. This can lead to data loss.
[German]A brief addendum from last week's August 2025 patch day. Microsoft has fixed a cluster service bug that had been occurring for some time (since July 2025 patchday) in Windows Server 2019 with the KB5063877 update from August 12, 2025. The bug in the Microsoft Changjie Input Method has also been fixed.
[German]Quick note to administrators who use Windows Server 2025 as a domain controller (DC). I have been informed that there is a bug when using the schema master role. The bug may lead to duplicate entries, which causes a schema mismatch error on other domain controllers. The issue is already being addressed.
[German]Microsoft announces Universal Print Anywhere A quick update from this week. Microsoft has announced that Universal Print Anywhere is now generally available. With this new feature, users can print securely from any location and retrieve their documents from any printer using pull printing. This feature only works with Microsoft software.
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[German]Once again, Cisco is in hot water. The Remote Code Execution (RCE) vulnerability CVE-2025-20265 was found in their Secure Firewall Management Center. This vulnerability was rated with the maximum possible CVSS 3.1 score of 10.0. Administrators need to react immediately.
[German]I'm going to include a post here in the blog that a blog reader described to me a few days ago. An HPE ProLiant DL325 Gen10 Plus v2 running Windows Server 2025 triggers IRQL_NOT_LESS_OR_EQUAL blue screens (stop code 0x0000000a) in ntoskrnl.exe as soon as the July 2025 updates (KB5062553 ff.) are installed. This does not appear to be an isolated case, as I have received two further reports from readers via the Internet. The cause could be incompatibilities with AMD processors, but nothing is known yet.
Microsoft has already published the article PowerShell 2.0 removal from Windows on August 11, 2025. Windows PowerShell 2.0, introduced with Windows 7, was already discontinued in 2017 but remained in Windows for compatibility reasons. It will now be removed from future versions of Windows.
[German]Brief information for administrators who distribute updates via WSUS. The KB5063878 update from August 12, 2025, for Windows 11 24H2 caused installation failures (error code 0x80240069) on WSUS. Microsoft confirmed this issue in a support article on August 14, 2025, and corrected it by re-releasing the update for WSUS.
[German]I am posting some information here in the blog that Microsoft published some time ago. Microsoft has definitively discontinued the feature for migrating folders from ancient Exchange Server versions prior to Exchange 2013 to Exchange Online. From October 1, 2025, data from such legacy systems will no longer be able to be migrated.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
