Log4j Security Vulnerabilities CVE-2021-44228 – Mitigation Strategies for TAS Operators

By the Tanzu Vanguard community - key contributors: Simmy Xavier, Charles Lester, Juergen Sussner, Jonathan Regehr & Robert Kloosterhuis SOURCE: https://twitter.com/skippersecurity/status/1470461021315817475 Summary Brief: Apache Log4j is a very widely used and popular logging library within the Java logging framework. There is a vulnerability named as Log4Shell identified and is being tracked officially under CVE-2021-44228 (and... Continue Reading →

16. December 2021

Migrate VM from Hyper-V to VMware with Veeam V10

Included in the newest release of Veeam Backup and Replication v10 a new feature was introduced to migrate VMs from a Hyper-V Backup to a VMware Cluster. To learn more about this feature and the highlights click HERE! This is a great opportunity to migrate your workload during a hardware (and software) refresh from Hyper-V... Continue Reading →

6. March 2020

VMDK config cannot be changed due to orphaned vSphere replication settings

I recently needed to change a *.vmdk size of an VM which had created an error saying: Reconfigure virtual machine Status: Invalid or unsupported virtual machine configuration. vSphere Replication does not support changing the length of a replicated disk. Actually, this VM was replicated using vSphere Replication in the past but it has been... Continue Reading →

5. December 2019

Part 2 – VxRail 4.7.300 update / Repointing VxRail Manager after PSC converge and decommissioning

Disclamer: The following steps regarding the repointing of the VxRail Manager to a new PSC are not supported nor official and should be performed under supervision of trained professionals / certified engineers and/or in a training environment! These steps were performed in my own lab and should not be performed in a production infrastructure without... Continue Reading →

2. December 2019

Part 1 – VxRail 4.7.300 update / external vCSA and non-embedded PSC (Converge Tool)

I was facing the following situation: VxRail Cluster Version 4.7.1xx external vCSA 6.7 U1 external PSC 6.7 U1 Goal was to update the system to the newest VxRail version 4.7.300, converge the PSC into the vCSA and update vCSA to 6.7 U3b. First things first, check the compatibility guide for issues and supported update path.... Continue Reading →

29. November 2019

VMware Tools and VM Hardware Update in vSphere 6.7U1

Using the newly released version vCSA and ESXi 6.7U1, it is possible to manage VMware Tools and VM Hardware updates directly from the HTML5 panel. A few notes from myself, as I was asked multiple time during the last few weeks about the option and how it will be implemented into the HTML5 client. As... Continue Reading →

25. October 2018

[HOW TO] Unknown root / GRUB passwd prior to VMware vCSA upgrade

I was facing another really annoying issue recently which was quite new for me. While looking for an acceptable solution I came across a website from Lingeshwaran Rangasamy which I do not want to hide as it describes how to fix it in a few steps. Many kudos to @UnixArena. Hope he doesn't mind my... Continue Reading →

27. September 2017

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