Re: DoS bug on Tru64

From: Chris Adams (cmadamsat_private)
Date: Wed Jan 30 2002 - 17:32:08 PST

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    Once upon a time, Bob Dog <bobdogat_private> said:
    > --- ellipse <ellipticat_private> wrote:
    > >> Today we were using nmap to scan our network and when we scanned our
    > >> Tru64 machines, telnet and ftp froze and timed out. We could not make
    > >> any connections to those ports and existing connections froze. New
    > >> connections were denied for about a minute after the scan was finished.
    > >> I've checked with Compaq and on Securityfocus and neither place has any
    > >> knowledge of this.
    > >[...]
    > >> nmap -T Polite -O -p 23,139 -oM /tmp/lst 'xxx.xxx.16-44.*'
    > >
    > >Why does this sound so familiar?  Would this not be an issue with inetd?  
    
    It wouldn't be with inetd (since the original poster said his existing
    connections froze as well).
    
    > Support for 4.0D went away as of about September of '01.
    > Does anyone know if this is an issues with 5.1?
    > Have no box that I want to test this with.
    
    I tried this against my 5.1A test box and didn't have any problem.
    -- 
    Chris Adams <cmadamsat_private>
    Systems and Network Administrator - HiWAAY Internet Services
    I don't speak for anybody but myself - that's enough trouble.
    



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