Bugtraq mailing list archives

Re: ISS Internet Scanner Cannot be relied upon for conclusive


From: francis.favorini () DUKE EDU (Francis Favorini)
Date: Fri, 12 Feb 1999 15:45:06 -0500


David LeBlanc [mailto:dleblanc () mindspring com] wrote...
At 07:37 PM 2/10/99 +1100, Darren Reed wrote:
In some mail from David LeBlanc, sie said:
We check file dates when checking for NT patches, and would catch
your
example.

I don't see how that can be considered "adequate".

Because it is going to be accurate on 99+% of NT systems.  The file
timestamps are all the same when you install a hotfix.

What about daylight savings, which can change the time of a file by one
hour, which in turn can bump it to a new date?
What about patches that don't change file dates or sizes?  (Like some of
the recent Office 97 ones.)

        -Francis



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