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Category Archives: Windows
PetitPotam attack allows Windows domain takeover
[German]There is a new attack vector called PetitPotam. This enables a threat actor to launch an NTLM relay attack on domain controllers. Ultimately, this can be used to take over entire domains. Since many organizations run domain controllers with Microsoft … Continue reading
News about Windows 10 vulnerability HiveNightmare
[German]Microsoft has revised the security advisory for the HiveNightmare vulnerability in Windows 10 (from version 1809) this week. I also have an analysis of the vulnerability from Sophos. And security researcher Kevin Beaumont had posted a proof-of-concept including description on … Continue reading
Windows 10: Update installation error due to missing graphics driver update
[German]In this blog post, I take up the case of a blog reader who, with a Windows 10 Pro system (it was a Medion brand device – a German subsidiary of Lenovo), faced the problem that the monthly cumulative updates … Continue reading
Posted in issue, Update, Windows
Tagged Error, graphics driver, Install, Update, Windows 10
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Windows Store for Business dies in Q1 2023
[German]Soon, the "new Microsoft Store" will be available for Windows 10 and Windows 11. This implies that the previous approach will soon die. Microsoft plans to discontinue the Windows Store for Business in the first quarter of 2023, as the … Continue reading
HiveNightmare: New details about Windows vulnerability CVE-2021-36934
[German]Windows 10 has a serious vulnerability CVE-2021-36934 as of version 1809, which allows the Security Accounts Manager (SAM) database to be read via VSS shadow copies. This opens the door for local attackers to gain privileges from administrators and potentially … 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 ...
Windows 10 upgrade breaks SAM access rights from 1809 upward, user access possible
[German]It seems that Windows 10 feature updates from version 1809 up to the current version 21H1 change the access rights to the SAM database so that non-administrative users can access it. The cause could be the volume shadow copies (Shadow … Continue reading
Microsoft explains the Windows 11 context menu and the Share dialog
[German]In fall of 2021, Microsoft will most likely release Windows 11 and then roll it out more broadly in 2022 (see Has Intel revealed the October 2021 release date and name for Windows 11?). This will include a user interface … Continue reading
Has Intel revealed the October 2021 release date and name for Windows 11?
[German]Let me put it this way: For me, it has been clear since the presentation that Microsoft will release its Windows 11 so sometime in October 2021 – even though the broad rollout with a free Windows 10 upgrade is … Continue reading
Windows Hello login bypassed via infrared photo
[German]Security researchers from CyberArk have managed to trick Windows 10's Hello login (also included in Windows 11) in terms of logging in via facial recognition. All they needed was an infrared photo of the face in question, used on a … Continue reading
PrintNightmare: Point-and-Print allows installation of arbitrary files
[German]Regarding the problem, originally called PrintNightmare, that Windows systems are vulnerable via the print spooler service, there is a new warning. A remote print server that can be accessed by unauthorized parties allows arbitrary malicious files to be installed on … Continue reading