Server update warning
As part of our daily patch management, we noticed that two updates can cause problems on server systems. According to Microsoft, Windows Server 2019 and Windows Server 2022 are affected after installing this month's Patch Tuesday updates (KB5021237 and KB5021249).
You can find further information here: https://www.bleepingcomputer.com/news/microsoft/microsoft-december-windows-server-updates-break-hyper-v-vm-creation/
Microsoft warns: Hackers are infecting Windows via signed drivers
Microsoft has uncovered a dangerous and cunning tactic used by hackers to inject malware onto other people's Windows computers. The cybercriminals disguise their malware as signed drivers.
You can find further information here: https://www.bleepingcomputer.com/news/microsoft/microsoft-signed-malicious-windows-drivers-used-in-ransomware-attacks/
What can I do about the driver hack?
Windows users can only do one thing in the face of such a sophisticated attack: keep their security program, such as Managed Endpoint Security, up to date. There are no other protection options.
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