Category Archives: Windows

Windows 10/11: Microsoft releases script for WinRE BitLocker bypass fix

Posted on 2023-03-17 by guenni

[German]It has been known since November 2022 that there is a Bitlocker bypass vulnerability CVE-2022-41099 in the Windows Recovery Environment (WinRE). Patching it, however, is anything but easy (see blog post Windows 10: Be aware of WinRE WinRE patch to … Continue reading →

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MS Supporter activates Windows 10 Pro using a crack …

Posted on 2023-03-17 by guenni

[German]It is a strange story that a user reported and probably also documented. Because he could not activate an official Windows 10 Pro license purchased from Microsoft with the included product key, he contacted the manufacturer's support. He was not … Continue reading →

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

Windows 7/Server 2008 R2; Server 2012 R2: Updates (March 14, 2023)

Posted on 2023-03-15 by guenni

[German]As of March 14, 2023, various security updates have been released for Windows Server 2008 R2 (in the 4th ESU year) and for Windows Server 2012/R2 (the updates may still run on Windows 7 SP1). Here is an overview of … Continue reading →

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Patchday: Windows 11/Server 2022-Updates (March 14, 2023)

Posted on 2023-03-15 by guenni

[German]On March 14, 2023 (second Tuesday of the month, patchday at Microsoft), Microsoft also released cumulative updates for Windows 11 22H1 and 22H2. In addition, Windows Server 2022 received an update. Here are some details about these updates, which are … Continue reading →

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Patchday: Windows 10-Updates (March 14, 2023)

Posted on 2023-03-15 by guenni

[German]On March 14, 2023 (second Tuesday of the month, Patchday at Microsoft), several cumulative updates were released for the supported Windows 10 builds (from RTM version to current version) as well as for the Windows Server counterparts. Here are some … Continue reading →

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Microsoft Security Update Summary (14. März 2023)

Posted on 2023-03-15 by guenni

[German]On March 14, 2023, Microsoft released security updates for Windows clients and servers, for Office – as well as for other products. The security updates fix 76 CVE vulnerabilities, 9 of which are critical, 66 are important, and two are … Continue reading →

Posted in Office, Security, Software, Update, Windows | Tagged , , , , | 1 Comment

Windows Server: Updating and Upgrading AMA

Posted on 2023-03-14 by guenni

[German]Brief information for administrators in the Windows Server area. Microsoft's developers held an "Ask Microsoft Anything" (AMA) chat about Windows Server updates and upgrades on March 9, 2023. In the online session, they answered questions from administrators. It covered questions … Continue reading →

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Windows 10: Requires Azure login during OOBE setup

Posted on 2023-03-13 by guenni

[German]It's a story that came to my attention recently, though the behavior may be familiar to many administrators. An administrator had purchased a refurbished machine and then re-installed it with Windows 10 Pro. But even as it was being reinstalled, … Continue reading →

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Windows 10/11: "Mock Folders" as UAC bypass security disaster, leverage Applocker and SRP

Posted on 2023-03-11 by guenni

[German]Windows 10, Windows 11 (and also their server counterparts) contain a huge flaw that may lead to a security disaster. Attackers can create "mock folders" and store malware there. This alows to run malware with administrator rights (without a UAC … Continue reading →

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Defender Update KB2267602 (v1.383.1400.0 and above) drops install error 0x80070643 – reports low memory

Posted on 2023-03-10 by guenni

[German]Quick question for Windows users and administrators – and specifically for Windows Server administrators – did you encounter Windows Defender signature updates installation errors within the last couple of hours? I'm receiving more and more reader reports that Defender update … Continue reading →

Posted in Security, Software, Update, Windows | Tagged , , , | 3 Comments