Bugtraq mailing list archives

Re: ISS Internet Scanner Cannot be relied upon for conclusive


From: trockij () TRANSMETA COM (Jim Trocki)
Date: Thu, 11 Feb 1999 10:46:40 -0800


On Tue, 9 Feb 1999, David LeBlanc wrote:

How does ISS handle the NT example referenced above??

We get that one right.  All the NT patch checks are based on file
timestamps, not service pack numbers.  We have seperate checks for just
service pack numbers, since you need less access to get the SP level than
to get timestamps on system files.

C'mon. Haven't you learned to use digital signatures (like MD5) instead
of timestamps to identify files? A timestamp is a bunch of crap, and
it has no relation at all to the contents of the file. You could easily
build a database of MD5 hashes of the different DLLs which are included
in each different service pack, and use that to identify SP levels.


Jim Trocki <trockij () transmeta com>
Computer System and Network Engineer
Transmeta Corporation
Santa Clara, CA



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