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From: arnold@mathcs.emory.edu (Arnold D. Robbins {EUCC})
Newsgroups: comp.unix
Subject: Re: Passwd file
Message-ID: <3460@zorba.Tynan.COM>
Date: 10 Sep 89 01:21:32 GMT
References: <3474@altos86.Altos.COM>
Sender: dtynan@zorba.Tynan.COM
Reply-To: uunet!gatech.edu!emory!arnold (Arnold D. Robbins {EUCC})
Organization: Math and Computer Science, Emory University, Atlanta GA
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Approved: dtynan@zorba.Tynan.COM


In article <3474@altos86.Altos.COM> uunet!ncar.UCAR.EDU!boulder!fred!bobk (Bob Kinne) writes:
>What is the purpose of the following /etc/passwd entry?
>
>::0:0:::    (null login, password, and shell)

This is the result of leaving a blank line in /etc/passwd after editing
it via the vipw program.  It is an incredible security hole and should
be deleted ASAP.
-- 
Arnold Robbins -- Emory University Computing Center | Laundry increases
DOMAIN: arnold@unix.cc.emory.edu		    | exponentially in the
UUCP: gatech!emoryu1!arnold  PHONE: +1 404 727-7636 | number of children.
BITNET: arnold@emoryu1	     FAX:   +1 404 727-2599 |     -- Miriam Hartholz