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Category Archives: Windows
Windows 10 21H1 officially announced, testing started with Insider in Beta channel
[German]Last night Microsoft officially announced the upcoming Windows 10 21H1 and at the same time started the "beta test" with Windows Insiders in the beta channel. It will probably be a "small feature update" again, which brings the Windows 10 … Continue reading
Windows 10 Preview Updates (Feb. 16, 2021)
[German]As of February 16, 2021 (3rd Tuesday of the month, C-Week), Microsoft has released several optional cumulative (preview) updates for Windows 10 as well as its Windows Server counterparts. Here's an overview of the updates in question.
Privilege Escalation vulnerability in Windows Shell
[German]Today another topic that has been on my agenda for a while. There is a privilege escalation vulnerability in the Windows shell that allows a local attacker to escalate user privileges. But it's quite difficult and can only be exploited … Continue reading
Windows 10: KB4535680 may trigger a Bitlocker Recovery
[German]A brief note/question for administrators in the business environment who run Windows 10 clients with Bitlocker enabled. Do you experience increased Bitlocker recovery after installing secure boot security update KB4535680 from Jan. 2021? Microsoft's recommendation is not to install the … Continue reading
Windows/Office: Patchday review February 2021
[German]On February 9, 2021, Microsoft released a whole load of security updates for Windows, Office and so on on February Patchday. In this article, I would like to take a look at some of the bugs that were fixed and … Continue reading
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 ...
Fix for Windows 10/Server 1607 update hang at 24% due to SSU KB4601392
[German]Administrators of Windows 10 version 1607 clients and Windows Server 1607 systems are complaining that installation of the Feb. 9, 2021 security update is stuck at 24%. Microsoft has withdrawn an update and has now released a revised servicing stack … Continue reading
Posted in issue, Security, Update, Windows
Tagged Patchday 2.2021, Probleme, Update, Windows 10 V1607, Windows Server 2016
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New vulnerabilities discovered in TCP/IP stacks, patches for Windows TCP/IP vulnerabilities
[German]Security researchers have found vulnerabilities in nine TCP/IP stacks (according to Amnesia:33), and issued a warning. Microsoft has closed three critical vulnerabilities in the Windows TCP/IP stack as of February 9, 2021, on the occasion of February Patchday.
Posted in Security, Software, Update, Windows
Tagged Netzwork, Patchday 2.2021, Security, Windows
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Windows 10: Reliability Update KB4023057 (Feb. 2021) released
[German]Microsoft has re-released on Feb. 11, 2021 an updated version of the reliability update KB4023057 for machines with Windows 10. The update is supposed to improve the reliability of the Windows Update service.
Microsoft closes 12-year-old vulnerability CVE-2021-24092 in Defender (Feb. 9, 2021)
[German]On patchday (February 9, 2021), Microsoft also fixed the CVE-2021-24092 vulnerability in Defender, which has probably existed for at least 12 years. This allows an attacker to elevate privileges under Windows, and this without the user's intervention. However, there is … Continue reading
0-day vulnerability in Internet Explorer fixed via micropatch
There is a 0-day vulnerability in Internet Explorer 11 that was not fixed with the February 2021 updates. ACROS Security has now released a micropatch to close this vulnerability in Internet Explorer. I have added the relevant notes in the … Continue reading