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| Subject: | Re: VMWare poor guest isolation design |
|---|---|
| Date: | Fri, 24 Aug 2007 10:43:34 -0400 |
On 8/23/07, Arthur Corliss <corliss@digitalmages.com> wrote:
On Wed, 22 Aug 2007, M. Burnett wrote:I have run across a design issue in VMware's scripting automation API that diminishes VM guest/host isolation in such a manner to facilitate privilege escalation, spreading of malware, and compromise of guest operating systems.Furthermore, this attack only works if you are running the vmware guest utilities *and* you are currently logged into a GUI desktop running the vmware userland process. In (not so) short, this attack vector is virtually worthless if reasonable security practices are employed.
There are other methods of compromising guests without any requirements for API's, GUI's, etc - http://www.mnin.org/write/2006_vmshell_injection.pdf. -- Matt Richard
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