[5498] in Athena Bugs

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vax 7.0F: Privatized workstation isn't

daemon@ATHENA.MIT.EDU (Ron M. Hoffmann)
Wed Jul 11 11:06:28 1990

From: hoffmann@MIT.EDU (Ron M. Hoffmann)
To: bugs@ATHENA.MIT.EDU
Date: Wed, 11 Jul 90 11:06:03 EDT

System name:		paddington
Type and version:	CVAXSTAR 7.0F
Display type:		SM

What were you trying to do?

	Prevent unauthorized users from remotely logging
	in to my workstation.

What's wrong:

	Things don't work as they used to.  Despite my best
	attempts at setting rc.conf variables, "last" still
	shows logins by unauthorized users

What should have happened:

	Unauthorized users (not in the /etc/passwd file of
	my workstation) shouldn't be able to log in.

Please describe any relevant documentation references:

Copy of my rc.conf:

#!/bin/sh
#
#       This is the system-specific boot-time configuration file.  It
#       sets configuration variables for use by /etc/rc.
#
#       $Source: /paris/source/config/files/RCS/rc.conf,v $
#       $Header: /paris/source/config/files/RCS/rc.conf,v 1.8 89/11/27 17:53:25 probe Exp $
#       $Author: probe $
#
#
#

# Set up configuration variables.

HOST=paddington;        export HOST             # Hostname
ADDR=18.72.1.1;         export ADDR             # Internet address
PUBLIC=false;           export PUBLIC           # Public workstation?
ERRHALT=true;           export ERRHALT          # Halt on fatal error?
LPD=false;              export LPD              # Run line printer daemon?
RVDSRV=false;           export RVDSRV           # RVD server?
RVDCLIENT=true;         export RVDCLIENT        # RVD client?
NFSSRV=false;           export NFSSRV           # NFS server?
NFSCLIENT=true;         export NFSCLIENT        # NFS client?
AFSSRV=false;           export AFSSRV           # AFS server?
AFSCLIENT=true;         export AFSCLIENT        # AFS client?
RPC=false;              export RPC              # RPC daemons - on if NFSSRV is
SAVECORE=false;         export SAVECORE         # Save vmunix core files?
SENDMAIL=false;         export SENDMAIL         # Run sendmail daemon?
QUOTAS=false;           export QUOTAS           # Use disk quotas?
ACCOUNT=false;          export ACCOUNT          # User accounting?
OLC=false;              export OLC              # OLC daemon?
SNMP=true;              export SNMP             # SNMP daemon?
TIMESRV=false;          export TIMESRV          # Time server?
NEWMAILCF=false;        export NEWMAILCF        # Build new mail config file?
KNETD=false;            export KNETD            # Kerberos remote services?
TIMEHUB=kerberos.MIT.EDU;       export TIMEHUB  # Authoritative time source
ZCLIENT=true;           export ZCLIENT          # Zephyr client
ZSERVER=false;          export ZSERVER          # Zephyr server
SMSUPDATE=false;        export SMSUPDATE        # SMS update daemon
NOCREATE=true;          export NOCREATE         # Disallow the public to login?
NOATTACH=false;         export NOATTACH         # Disallow attaching homedirs?
AUTOUPDATE=false;       export AUTOUPDATE       # Auto-update?
AFSADJUST=true;         export AFSADJUST        # Adjust AFS cache-size?
TIMECLIENT=true;        export TIMECLIENT       # Timed client?

==========

Copy of my passwd (and passwd.local) file:

root:4jCLaW5i5fUlE:0:1:System PRIVILEGED Account:/:/bin/csh
operator:PASSWORD HERE:0:28:Operator PRIVILEGED Account:/opr:/opr/opser
ris:Nologin:11:11:Remote Installation Services Account:/usr/adm/ris:/bin/sh
daemon:*:1:1:Mr Background:/:
sys:PASSWORD HERE:2:3:Mr Kernel:/usr/sys:
bin:PASSWORD HERE:3:4:Mr Binary:/bin:
jis:*:435:101:Jeffrey I. Schiller,Jeff,E40-311,38400,6413730:/mit/jis:/bin/csh
jon:*:425:101:Jon A. Rochlis,,E40-311M,6172538400,6175771685:/mit/jon:/bin/csh
srz:*:14185:101:Stanley R Zanarotti,,,,:/mit/srz:/bin/csh
tom:*:3698:101:Tom Coppeto,,E40-342BM,6172538400,6172480946:/mit/tom:/bin/csh
dennis:*:77:101:Dennis Baron,,E40-311,21232,0:/mit/dennis:/bin/csh
hoffmann:*:11817:101:Ron M. Hoffmann,WA2EYC,E40-311AM,6172538400,6174842098:/mit/hoffmann:/bin/csh
gettens:*:32318:101:Jack Gettens,,,,:/mit/gettens:/bin/csh

=========

output from "last -30" (clearly there are records of logins here
   which don't appear in my passwd file):

root      ttyp4    LASAGNE.MIT.EDU  Wed Jul 11 10:48 - 10:53  (00:04)
hoffmann  xdm0     unix:0.0         Wed Jul 11 09:34   still logged in
hoffmann  xdm0     unix:0.0         Tue Jul 10 09:06 - 19:08  (10:01)
hoffmann  xdm0     unix:0.0         Mon Jul  9 09:21 - 20:49  (11:28)
hoffmann  xdm0     unix:0.0         Sun Jul  8 15:23 - 16:24  (01:00)
hoffmann  xdm0     unix:0.0         Sun Jul  8 14:38 - 15:22  (00:44)
hoffmann  ttyp0    LASAGNE.MIT.EDU  Sat Jul  7 21:32 - 22:10  (00:38)
root      ttyp0    LASAGNE.MIT.EDU  Sat Jul  7 21:32 - 21:32  (00:00)
hoffmann  xdm0     unix:0.0         Sat Jul  7 14:38 - 17:28  (02:50)
dennis    ttyp0    ZITI.MIT.EDU     Sat Jul  7 11:33 - 11:34  (00:01)
alikaz    ttyp4    LASAGNE.MIT.EDU  Fri Jul  6 20:01 - 20:10  (00:08) <===
alikaz    ttyp4    M4-035-21.MIT.ED Fri Jul  6 17:52 - 17:54  (00:02) <===
hoffmann  xdm0     unix:0.0         Fri Jul  6 09:58 - 22:18  (12:20)
hoffmann  ttyp0    ZITI.MIT.EDU     Thu Jul  5 20:35 - 21:03  (00:28)
root      ttyp0    ZITI.MIT.EDU     Thu Jul  5 20:34 - 20:35  (00:00)
hoffmann  ftp      NET-MAC-2.MIT.ED Thu Jul  5 12:03 - 12:08  (00:04)
hoffmann  xdm0     unix:0.0         Thu Jul  5 10:03 - 18:14  (08:11)
root      console                   Wed Jul  4 19:36 - 19:39  (00:03)
hoffmann  ttyp0    ZITI.MIT.EDU     Tue Jul  3 22:54 - 23:36  (00:42)
hoffmann  ftp      NET-MAC-2.MIT.ED Tue Jul  3 16:43 - 16:43  (00:00)
gettens   ttyp5    ATHENA-MAC-5.MIT Tue Jul  3 14:15 - 14:23  (00:07)
hoffmann  xdm0     unix:0.0         Mon Jul  2 09:42 - 20:14 (1+10:32)
hoffmann  ttyp0    TORTELLINI.MIT.E Sun Jul  1 12:26 - 13:11  (00:44)
root      ttyp0    ZITI.MIT.EDU     Sun Jul  1 12:24 - 12:25  (00:00)
hoffmann  xdm0     unix:0.0         Sat Jun 30 16:59 - 22:59  (06:00)
seisner   ttyp1    127.0.0.1        Sat Jun 30 15:14 - 15:15  (00:00) <===
seisner   ttyp0    130.46.3.121     Sat Jun 30 14:54 - 15:15  (00:21) <===
hoffmann  xdm0     unix:0.0         Fri Jun 29 09:27 - 18:33  (09:05)
hoffmann  xdm0     unix:0.0         Thu Jun 28 12:11 - 18:21  (06:10)
hoffmann  xdm0     unix:0.0         Sun Jun 24 08:58 - 11:16  (02:18)

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