Category Archives: Virtualization

Mass scan for vulnerable VMware vCenter instances

[German]If you administrate VMware vCenter instances, make sure they are patched to the latest version. Currently, hackers seem to be scanning the Internet for unpatched VMware vCenter instances. The goal: to take over these vCenter instances for their own purposes … Continue reading

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RansomExx ransomware group targets VMWare ESXi vulnerabilities

[German]A warning for administrators of VMWare ESXi systems. The RansomExx ransomware gang appears to be involved in several incidents where vulnerabilities in VMWare ESXi instances have been exploited to attack virtual machines and encrypt their virtual disks. Advertising

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Windows Server 2019: Intel RSC support for NICs disabled in Hyper-V, storage stacks writes operations as write-throughs

[German]Another small piece of information for administrators of a Hyper-V cluster under Windows Server 2019. It looks like Intel has disabled RSC support for all NICs on the driver side as of release 1903. In addition, storage stacks write operations … Continue reading

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Windows: Update from 2019 for VMware offered again (Jan. 5, 2021)

[English]Just a short information from a blog reader who is being re-offered a 2019 update for VMware as of January 5, 2021. I am interested in whether this is an isolated case or affects more users. Advertising

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File Read Vulnerability in VMware vCenter Prior to Version 6.5u1

Small note for users of VMware vCenter before version 6.5u1. If you are using older versions, you should update to 6.5u1. This is because there is a vulnerability that allows files to be read without authentication. Advertising

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NSA warns about CVE-2020-4006 in VMware products, urgently patching required

[German]A few days ago VMware released security updates for the CVE-2020-4006 vulnerability in VMware Workspace One Access, Access Connector, Identity Manager and Identity Manager Connector. Now there is an NSA warning that the vulnerability is being exploited by Russian hackers. … Continue reading

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VMware: Critical vulnerability in products like Workspace One etc.

[German]VMware, the virtualization vendor, has issued a warning about a critical vulnerability in several Linux and Windows products. A patch is not yet available, only workarounds. Advertising

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VMware: Product and security updates (Nov. 2020)

[German]VMware has just released updates to close a critical vulnerability in its ESXi virtualization platform. VMware Workstation and Player have also been upgraded for Windows 10 version 20H2. Here is a summary of the two topics. Advertising

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VMware confirms freezes on ESXi 6.5 Update 3 and 6.7 Update 3

[German]Quick note for HPE server users who are running VMware ESXi 6.5 Update 3 and ESXi 6.7 Update 3 with a custom image. There it comes to ‘hangs’, VMware has now confirmed this. Advertising

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Docker Content Trust – Set environment variables correctly

Docker container security means that users must set the correct environment variables on the management host so that image signatures can be verified by Docker commands. Trend Micro describes how to verify container images in this article. Advertising

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