nanog mailing list archives

Re: Possibly yet another MS mail worm


From: Curtis Maurand <curtis () maurand com>
Date: Mon, 1 Mar 2004 10:38:15 -0500 (EST)


On Mon, 1 Mar 2004, Todd Vierling wrote:

On Mon, 1 Mar 2004, Curtis Maurand wrote:

: Sure they do....its called COM/DCOM/OLE/ActiveX or whatever they
: want to call it this week.  Its on every windows system.

No, my point was that the majority of newer trojan mail viruses don't depend
on ActiveX exploits -- they simply wait, dormant, for a n00b to click on
this mysterious-looking Zip Folder, and the mysterious-looking EXE inside.

It's as if the modern e-mail viruses are closer to human infections.  Only
the clueful are immune.  8-)

The latter is very true.

My point is that the COM/DCOM/OLE/ActiveX is what allows for a script in 
an email message that gets executed to have access to the rest of the 
system, rather than executing within a protected sandbox.  Of course 
scripts within email messages shouldn't execute at all.  Once they do 
execute, they have access to the OLE objects on the machine.  Its a 
security hole big enough to drive a tank through. 





-- 
--
Curtis Maurand
mailto:curtis () maurand com
http://www.maurand.com



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