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From: Knud Erik Højgaard (knud_at_skodliv.dk)
Date: Mon Oct 28 2002 - 11:37:10 CST

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    > From: "Eric Howard" dlydl7502sneakemail.com
    [snip]
    > Scenario:
    >
    > I (who am logged in as Administrator) am having a network connectivity
    > problem. I drop to a command line prompt and type 'nbstat', that
    > right 'nbstat', which is a typo. A batch file in the WINNT directory
    > created by user with normal access privileges called 'nbstat.bat'
    > executes. It dutifully reports "'nbstat' is not recognized as an
    > operable program or batch file." and executes whatever code it wants with
    > Administrator privileges. The fake error message pretty much guarantees I
    > won't notice this.
    >
    > Far fetched? Ask yourself if you have ever made a typo at the Command
    > line? Microsoft has made a GRAVE ERROR by allowing a system directory to
    > be world writeable. People need to be aware of this problem and some
    > action needs to be taken so this can be fixed.

    Naming a file cmd.exe and placing it in the root of %SYSTEMDRIVE% will
    happily run this instead of the one in %SYSTEMROOT% if 'cmd' is invoked from
    the start/run box, regardless of my systemdrive (E:) being later in the path
    than my systemroot. I believe this is old news...

    --
    Knud Erik Højgaard