Category Archives: Windows

Windows 10 22H2: Nov. 2023 update KB5032278 causes Sysprep to fail with error 0x80073cf2

Posted on 2024-01-25 by guenni

[German]Microsoft has acknowledged a problem with Windows 10 22H2 that has been dormant in the systems for several days. The installed update KB5032278, which was rolled out at the end of November 2023, causes the error code 0x80073cf2 to be … Continue reading →

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Windows 11 23H2/22H2: Preview Update KB5034204 (January 23, 2024)

Posted on 2024-01-24 by guenni

[German]Microsoft has released the optional cumulative (preview) update KB5034204 for Windows 11 version 22H2 and 23H2 on January 23, 2024. The preview update brings a number of corrections for these Windows 11 versions. In Windows 11 23H2, for example, compliance … Continue reading →

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Visual Studio Subscriptions (MSDN) Windows January 2024 Refresh media available

Posted on 2024-01-22 by guenni

Microsoft has made new installation media for Windows 10, Windows 11 and Windows Server 2022 available in its Visual Studio Subscriptions portal (formerly MSDN). The January 2024 Refresh ISO installation media was released on January 18, 2024, but was created … Continue reading →

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Test Defender rules for ASR, PUA, SmartScreen etc.

Posted on 2024-01-22 by guenni

[German]How do you know that Windows Defender and its configuration is correctly implemented and working? I just came across a demonstration and test page from Microsoft. Microsoft provides various files and information there to demonstrate, test and validate the Defender … Continue reading →

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Microsoft Windows 11 Security Technical Implementation Guide

Posted on 2024-01-21 by guenni

Recently I became aware of the "Security Technical Implementation Guide". The Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DOD) information systems. The requirements are derived from the National Institute of … Continue reading →

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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...

Microsoft is working on a fix for the installation error 0x80070643 (WinRE update KB5034441)

Posted on 2024-01-19 by guenni

[German]Addendum from the January 2024 patchday, where numerous users run into install error 0x80070643 with update KB5034441. This update is intended to fix a vulnerability relating to Bitlocker encryption in the WinRE environment. There are workarounds, but they are too … Continue reading →

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Windows Server 2022: Update KB5034129 kills Browser (Chrome, Edge, Firefox)

Posted on 2024-01-18 by guenni

[German]I got reports from some administrators of Windows Server 2022. After they have installed the KB5034129 update from January 9, 2024 on this OS platform may no longer be able to use a browser. This actually affects all known browsers … Continue reading →

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Microsoft's PowerShell script against installation error 0x80070643 for KB5034441 (Jan. 2024)

Posted on 2024-01-15 by guenni

[German]The security update rolled out on January 9, 2024 via automatic update (e.g. KB5034441) against a BitLocker Security Feature Bypass vulnerability CVE-2024-20666 in the WinRE partition fails on many systems with the installation error 0x80070643. Somehow this is a disaster … Continue reading →

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Microsoft patches CVE-2024-21325 in Printer Metadata Troubleshooter Tool (KB5034510)

Posted on 2024-01-12 by guenni

[German]In December 2023, Microsoft released the Printer Metadata Troubleshooter Tool (KB5034510) to fix the HP Smart App issue. Shortly afterwards, following a tip from Stefan Kanthak, I reported on security problems with this tool here in the blog. Microsoft has … Continue reading →

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Windows WinRE update (for Bitlocker Bypassing vulnerability CVE-2024-20666) fails with installation error 0x80070643 (Jan. 2024, KB5034441)

Posted on 2024-01-11 by guenni

[German]Microsoft has released security updates for Windows 10 and Windows 11 (and Windows Server 2016, 2019, 2022) on January 9, 2024. This update also includes a fix (according to KB5034441) to eliminate the BitLocker Security Feature Bypass vulnerability CVE-2024-20666 in … Continue reading →

Posted in issue, Update, Windows | Tagged , , , , | 6 Comments