Re: Internet Auditing Project

From: Peter J. Holzer (hjpat_private)
Date: Tue Aug 17 1999 - 05:26:33 PDT

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    On 1999-08-16 09:51:58 +0800, David Luyer wrote:
    > The tool mentioned in this has a couple of show-stopper bugs
    
    Yes, there is also a buffer overflow in job.c (See attached patch). I
    wonder how they could run this program for a month. Maybe they posted a
    bug-ridden version to make it a little bit more difficult for the script
    kiddies?
    
    	hp
    
    --
       _  | Peter J. Holzer             | Nobody should ever have to be
    |_|_) | Sysadmin WSR / Obmann LUGA  | ashamed if they have a secret love
    | |   | hjpat_private               | for writing computer programs that
    __/   | http://wsrx.wsr.ac.at/~hjp/ | actually work.  -- Donald E. Knuth
    
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    diff -u orig/bass-1.0.7/job.c bass-1.0.7/job.c
    --- orig/bass-1.0.7/job.c	Sun Aug  8 21:43:51 1999
    +++ bass-1.0.7/job.c	Sun Aug 15 16:51:59 1999
    @@ -48,7 +48,7 @@
       jobcontrol->alloc += slots + 64;
       jobcontrol->pids = (int *) xrealloc(jobcontrol->pids,
     				      jobcontrol->alloc * sizeof(int));
    -  for(i = jobcontrol->alloc-slots-64; i<jobcontrol->alloc+slots+64; i++)
    +  for(i = jobcontrol->alloc-slots-64; i<jobcontrol->alloc; i++)
        jobcontrol->pids[i] = JOB_FREE_SLOT;
      }
    
    
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