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                   Red Hat, Inc. Security Advisory

Synopsis:          Remote file access vulnerability in ntop
Advisory ID:       RHSA-2000:049-02
Issue date:        2000-08-07
Updated on:        2000-08-08
Product:           Red Hat Powertools
Keywords:          N/A
Cross references:  N/A
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1. Topic:

The version of ntop which was included in Red Hat Powertools 6.2 has a
remote exploit in which arbitrary files can be read on the host machine.

2. Relevant releases/architectures:

Red Hat Powertools 6.2 - i386, alpha, sparc

3. Problem description:

If ntop is run with the Web interface it allows any user to connect and
access all files on the host machine.

4. Solution:

For the Alpha architecture please remove ntop by running:

rpm -e ntop

For Sparc and i386 run:

rpm -Fvh [filename]

where filename is the name of the RPM.

5. Bug IDs fixed  (http://bugzilla.Red Hat.com/bugzilla for more info):

N/A

6. RPMs required:

Red Hat Powertools 6.2:

sparc: 
ftp://updates.Red Hat.com/powertools/6.2/sparc/ntop-1.3.1-1.sparc.rpm

i386: 
ftp://updates.Red Hat.com/powertools/6.2/i386/ntop-1.3.1-1.i386.rpm

sources: 
ftp://updates.Red Hat.com/powertools/6.2/SRPMS/ntop-1.3.1-1.src.rpm

7. Verification:

MD5 sum                           Package Name
--------------------------------------------------------------------------
8620607a310e28385cfc4961b3c909a9  6.2/SRPMS/ntop-1.3.1-1.src.rpm
188636458d73d66ea6e7d61aec64fc5b  6.2/i386/ntop-1.3.1-1.i386.rpm
e6415fc286119023f321ce7e5bdbfce9  6.2/sparc/ntop-1.3.1-1.sparc.rpm

These packages are GPG signed by Red Hat, Inc. for security.  Our key
is available at:
     http://www.Red Hat.com/corp/contact.html

You can verify each package with the following command:
    rpm --checksig  

If you only wish to verify that each package has not been corrupted or
tampered with, examine only the md5sum with the following command:
    rpm --checksig --nogpg 

8. References:

N/A


Copyright(c) 2000 Red Hat, Inc.