Tag Archives: Windows

OTORIO DCOM Hardening Toolkit for Windows for OT systems released

Posted on 2023-01-26 by guenni

[German]There was a vulnerability in Microsoft's Windows DCOM implementation that allows security features to be bypassed. Microsoft has documented and patched this, and plans to release a final one in March 2023, however. Security vendor OTORIO has released an open … Continue reading →

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BIOS Bug on MSI Boards prevents Secure Boot

Posted on 2023-01-21 by guenni

[German]Small addendum from this week about a bug on a mainboard from MSI. A bug in the BIOS/UEFI of various board models prevents Secure Boot from being used – even if the BIOS setting is set to On. The Polish … 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 ...

Microsoft will stop Windows 10 perpetual license sales to consumers by Jan. 31, 2023

Posted on 2023-01-20 by guenni

[German]A little information for our readers regarding Windows 10: It was become public this week that Microsoft will stop selling Windows 10 licenses on January 31, 2023, to consumers within it's own online shops. There is a notification in Microsofts … Continue reading →

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Windows 10: Be aware of WinRE WinRE patch to fix Bitlocker bypass vulnerability CVE-2022-41099

Posted on 2023-01-19 by guenni

[German]Just an addendum and a reminder to January 2023 Patchday for Windows. There is a vulnerability (CVE-2022-41099) in the WinRE environment of Windows 10 that allows Bitlocker encryption bypass. To fix it, the clients' Win RE environment must be manually … Continue reading →

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

LDAP vulnerabilities: Patch your Domain Controller as soon as possible with January 2023 Updates

Posted on 2023-01-18 by guenni

[German]Another small addendum to the January 2023 patchday (January 10, 2023). Administrators should make sure that their Windows servers acting as domain controllers are up to date with the latest patches. This is because two serious vulnerabilities in the Lightweight … Continue reading →

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Printing issues in Edge 109 branch – special characters like umlauts are the problem

Posted on 2023-01-18 by guenni

[German]Some Microsoft Edge users are experiencing massive printing  issues with the 109 development branch. For example, quick printing no longer works for some users. For other users, the printing process crashes. After investigations, it became obvious, that the Edge 109 … Continue reading →

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ASRmageddon: Why private users were affected, how to restore shortcuts

Posted on 2023-01-16 by guenni

[German]Friday January 13, 2023 Windows users worldwide were affected by a buggy Defender signature update that deleted desktop shortcuts and more via an ASR rule. In a follow-up, I shed some light on why even home Windows 10/11 users could … Continue reading →

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Is Microsoft retiring Windows MSDT in 2025?

Posted on 2023-01-15 by guenni

[German]It looks like the developers at Microsoft are planning to phase out the Microsoft Support Diagnostic Tool (MSDT) for Windows 11. At least, Rafael Rivera noticed a corresponding note in the current Windows 11 Insider Preview. The Microsoft page in … Continue reading →

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Windows deleted shortcuts; Microsoft explains Windows Defender ASR issue Jan. 13, 2023

Posted on 2023-01-14 by guenni

[German]Yesterday, Friday, January 13, 2023, Microsoft pretty much knocked out parts of its Windows user base by rolling out a buggy Defender signature via update. With ASR enabled, shortcuts were detected as malicious in Windows and deleted from the desktop, … Continue reading →

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Microsoft Defender update/ASR deletes desktop shortcuts, taskbar broken, Office apps don't start anymore

Posted on 2023-01-13 by guenni

[German]Currently, there seem to be nasty problems with Windows and Microsoft Office. Users report in the blog that under Office 365, build 16.0.15831.20252, the taskbar in Windows is broken and the Office applications no longer start. In many clients, the … Continue reading →

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