[logs] syslog data from nessus scan

From: Tina Bird (tbird@precision-guesswork.com)
Date: Wed Dec 04 2002 - 17:30:06 PST

  • Next message: Tom Perrine: "Re: [logs] Secure Central Log Host"

    I'm getting ready to put an OpenBSD box on the net.  I've just installed
    OBSD 3.2, enabled Apache, and done very little else to it.  We ran a
    Nessus scan and were somewhat surprised to discover that it's running
    ident.  I was even more surprised -- and >>completely<< delighted -- so
    see that inetd and ident recorded a whole lot of unauthorized connection
    attempt messages in syslog when it got hit with the scan:
    
    Dec  3 18:38:16 bettiepage inetd[20239]: accept (for time): Software caused connection abort
    Dec  3 18:38:16 bettiepage inetd[20239]: accept (for ftp): Software caused connection abort
    Dec  3 18:38:16 bettiepage inetd[20239]: accept (for ident): Software caused connection abort
    Dec  3 18:39:12 bettiepage identd[5128]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:12 bettiepage identd[29996]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:12 bettiepage identd[13377]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:12 bettiepage identd[1804]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:21 bettiepage identd[15689]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:23 bettiepage identd[31692]: read from netops-26.Stanford.EDU: EOF
    Dec  3 18:39:41 bettiepage identd[7624]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:41 bettiepage identd[4088]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  3 18:39:41 bettiepage identd[18061]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:12:53 bettiepage inetd[20239]: accept (for time): Software caused connection abort
    Dec  4 17:12:53 bettiepage inetd[20239]: accept (for ftp): Software caused connection abort
    Dec  4 17:12:53 bettiepage inetd[20239]: accept (for ident): Software caused connection abort
    Dec  4 17:13:55 bettiepage identd[4717]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:13:55 bettiepage identd[15209]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:14:00 bettiepage identd[16074]: read from netops-26.Stanford.EDU: EOF
    Dec  4 17:14:00 bettiepage identd[13534]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:14:10 bettiepage identd[25838]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:14:11 bettiepage identd[9691]: read from netops-26.Stanford.EDU: EOF
    Dec  4 17:14:26 bettiepage identd[29770]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:14:26 bettiepage identd[18091]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    Dec  4 17:14:26 bettiepage identd[3823]: scanf: invalid-port(s): 0 , 0 from netops-26.Stanford.EDU
    
    Okay, so I'm easily amused.  But I'm pretty used to >not< seeing log data
    that I expect to see.  Having data show up that I don't expect is a lovely
    change of pace!
    
    cheers -- tbird
    
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