full-disclosure - Old LS Trojan?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

From: srenna at vdbmusic.com (Scott Renna)
Subject: Old LS Trojan?

LOL.  That CISSP totally rocks.

Scott Renna CISSP, GCIA, GCIH

Kevin Finisterre wrote:
> You should think a CISSP could write such a script in like 5 minutes.
> 
> 
> David S. Morgan wrote:
> 
>> Hey all,
>>
>> I am looking for an old LS trojan, with trojan being a misnomer.  
>> Essentially, the scinario is that the admin (root) has a . (dot) in 
>> his path.  The bad-user knows this, and has crafted an LS shell script 
>> (the part that I can't find) that essentially copies /sbin/sh to a 
>> hidden directory and then performs some suid majik to make the sh run 
>> as if they were root, without needing the root password.  The file 
>> then removes itself and does the real version of ls.
>>
>> Does anyone remember this one, and have the ls script anywhere?  I 
>> would like to use it in a demonstration.  I know that this has 
>> probobly been fixed in various ways, but I have "old Unixes" for just 
>> such occasions.
>>
>> Dave Morgan
>>
>> David S. Morgan CISSP, CCNP aka: captkras@...thlink.net
>>
>> "When the winds of change blow hard enough, even the most tiny object
>> can become a deadly projectile"
>>
>> _______________________________________________
>> Full-Disclosure - We believe in it.
>> Charter: http://lists.netsys.com/full-disclosure-charter.html
>>
> 
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.netsys.com/full-disclosure-charter.html