Category: VMware
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VMware Log4j Vulnerabilities Confirmed
I don’t often dedicate a blog post to a particular security vulnerability, but since it has scored a perfect 10 CVE rating, it’s important to be aware ASAP. VMware have identified multiple products that utilise the Apache technology that are vulnerable to the Log4j vulnerability. What is this “Log4j” vulnerability? A Remote Code Execution (RCE)…
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VMware Workstation Pro 16 for Linux – Unable to Compile modules
So I recently revived an old laptop to run Ubuntu and the first thing I installed was VMware Workstation. When first starting VMware Workstation I was asked to compile the vmmon and vmnet modules. Unfortunately, it failed, when reviewing the output (stored within the /tmp/ folder) I found the following key lines (collated below): The…
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Data Protection Best Practice: Encrypting Backups
Today I want to talk about backups, and the importance of encrypting them, everywhere. When people think of encrypted backups, the usual first thoughts are around portable backups such as tape and USB or backups outside of your trust domain such as cloud storage. This is a great starting point, and if you’re not currently…
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VMware vCenter Server Appliance: Sequence Wrong Size for a Certificate when replacing SSL Certificates
Hi! Just a quick one today. I was replacing a certificate for a customer’s VCSA today with one from their internal CA when I hit the error “Sequence Wrong Size for a Certificate”. To clarify, I had generated a CSR from the VCSA, requested the certificate from the CA, downloaded this and the certificate chain…
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Windows Server 2022 Released – What to remember before you start upgrading!
Microsoft dropped a surprise on us today by releasing Windows Server 2022 to no fanfare at all. It’s been released today 18th August 2021, it will have mainstream support until the 13th October 2026 and will be considered end of life on the 14th October 2031 (how are we talking about the 2030’s already?!). This…
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VMware vSphere 6.5 – End of General Support Changes
Hey everyone! VMware released some unexpected news yesterday regarding the end of support for vSphere & vCenter 6.5 and vSAN 6.5 & 6.6. These were both originally intended to reach End of General Support (EoGS) this year, on the 15th November 2021. VMware are now extending this general support window to the 15th October 2022,…
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Flash Player’s End of Life is coming, are you aware of the consequences to administrating VMware?
Afternoon, if you’re working in IT then unless you’ve been living under a rock or wrecked your internet this Christmas, you’re most likely aware that Flash reached its long overdue end of life on the 31st December 2020. However, unless you’ve been reading the fine print, you may not be aware that Adobe seem to…
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Warning: vCSA 6.7 to 7.0 Upgrade via VAMI
Just a quick post if like me you’ve gone to patch vCenter via VAMI/port 5480 and found this: That’s right! A vCenter 6.7 system being presented a 7.0 update, it’s worth highlighting if you want proof you can’t patch to 7.0 from 6.7 this way, run the pre-update checks, it’ll tell you that this isn’t…
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VMware / Veeam SureBackup: Invalid Change Tracker Error Code
Afternoon, Had a very peculiar error message when deploying SureBackup and the internet couldn’t give me any meaningful results! So I thought time to add to the collective world of knowledge with a blog post. Scenario: Onboarding customer for a managed backup solution, configuring SureBackup to ensure all backups are validated prior to sending to…
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RAM Acceleration: Optimising Aging Workloads at no cost!
Afternoon, This post covers a beneficial use case for RAM Acceleration (Read Caching). Please consider this post on RAM Acceleration only covers reads and only accelerates data that has already been previously loaded aka warm data.
Michael Paul | @micoolpaul 