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February 5, 2009  7:59 PM

New VMware ESX v3.5 U3 vulnerabilities



Posted by: Texiwill
CISecurity, ConfigCheck, DISA, Edward L. Haletky, ESX, Texiwill, Tripwire, Virtualization security, VMware, VMware ESX Security

There is a new vulnerability in VMware ESX v3.5 U3 with all the patches that has just come to light. VMware has been made aware of this issue, and will fix it sometime in the near future. This bug relates to world writable directories on the VMware ESX service console. This is not a huge issue...

January 13, 2009  3:07 PM

Useful VMware virtualization roundtable podcasts



Posted by: Texiwill
Edward L. Haletky, Podcasts, Security, Texiwill, Virtualization security, VMware Communities

The VMware Communities roundtable podcast drew in a large crowd on Wednesday the 7th. In general, the show draws hundreds of listeners that download the recorded sessions available via Talkshoe and...


December 30, 2008  7:37 PM

Why you shouldn’t restore VMware ESX from a backup



Posted by: Texiwill
Edward L. Haletky, Virtualization, Virtualization security, VMware, VMware ESX, VMware ESX 3.5, VMware ESXi, VMware scripting

A common question that arises on the VMware Communities Forum is how to backup VMware ESX so that you can restore the backup if there is a problem, the theory being that this would be faster than reinstalling the server. As stated within the VMware KB article 1000761 it is possible to


December 10, 2008  3:43 PM

Top VMware security links



Posted by: Texiwill
Edward L. Haletky, Virtualization security, VMware, VMware ESX, VMware ESX 3.5, VMware ESXi

Keeping track of Security issues associated with virtualization requires a serious investment in time. To aid in that I have put together the top virtualization security links that will continue to grow over time.


December 1, 2008  7:22 PM

Understanding VMware ESX security zones



Posted by: Texiwill
Edward L. Haletky, VI3, Virtual machine security, Virtualization, Virtualization security, VMware

There is confusion around VMware ESX with regards to security zones. On one hand VMware ESX is a single multi-homed physical machine. On the other hand, it contains multiple security zones. We need to look within the physical to properly understand security zones within VMware ESX and...


November 20, 2008  8:41 PM

Antivirus software on the VMware ESX Service Console?



Posted by: Eric Siebert
Eric Siebert, Virtual machine security, Virtualization security, VMware ESX, VMware ESX 3.5

This question is often asked, should I install antivirus (AV) software on the VMware ESX Service Console? If you ask VMware and many seasoned ESX Administrators the answer is usually no. According to VMware’s Security Hardening...

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November 17, 2008  6:31 PM

Security outside the box



Posted by: Texiwill
Edward L. Haletky, Security, VI3, Virtual machine security, Virtualization, Virtualization security, VMware, VMware ESX, VMware ESX 3.5, VMware ESXi, VMware scripting

Virtualization security depends on more than securing the virtualization host and hypervisor. It depends on everything that touches your virtualization host, directly or indirectly, also being secure. Let us take a quick look at the daily operations you may perform within your virtual...


October 30, 2008  10:26 PM

VMware’s Bluelane purchase a move to true VDC-OS



Posted by: Texiwill
Edward L. Haletky, Security, VDC-OS, Virtualization, Virtualization security, VMware ESX

There's more to VMware's purchase of Bluelane than meets the eye. Touted as a means to beef up VMware's security and high availability options within the virtual infrastructure, this purchase is instead more of a move to a full VDC-OS...and not just a concept as presented at VMworld 2008. The...


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