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Digest Name: Daily Security Bulletins Digest
Created: Thu Jul 23 19:54:32 METDST 1998
Table of Contents:
Document ID Title
--------------- -----------
HPSBUX9807-079 Security Vulnerability with ftp on HP-UX
The documents are listed below.
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Document ID: HPSBUX9807-079
Date Loaded: 19980722
Title: Security Vulnerability with ftp on HP-UX
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HEWLETT-PACKARD SECURITY BULLETIN: #00079 23 July 1998
-------------------------------------------------------------------------
The information in the following Security Bulletin should be acted upon
as soon as possible. Hewlett-Packard will not be liable for any
consequences to any customer resulting from customer's failure to fully
implement instructions in this Security Bulletin as soon as possible.
-------------------------------------------------------------------------
PROBLEM: ftp client interprets server provided filenames which can
cause commands to be run on the client.
PLATFORM: HP9000 series 700/800, HP-UX releases 9.X, 10.X, and 11.00
DAMAGE: Local users can increase their privileges
SOLUTION: Install the patches listed below.
AVAILABILITY: All patches are available now, except as noted.
-------------------------------------------------------------------------
I.
A. Background
The ftp client can be tricked into running arbitrary commands
supplied by the remote server.
B. Fixing the problem
Install the applicable patches for the fileset: ARPA-RUN ARPA-MAN
HP-UX release 9.X PHNE_13595
Install the applicable patches for the fileset:
InternetSrvcs.INETSVCS-RUN or InternetSrvcs.INET-ENG-A-MAN.
HP-UX release 10.0,10.01,10.10 PHNE_13596
HP-UX release 10.16 PHNE_16006 *
HP-UX release 10.20 PHNE_13597
HP-UX release 10.24 PHNE_15802
HP-UX release 11.00 PHNE_14479
The CMW release (HP-UX 10.16) will be available after 10 August 98.
Install the applicable patches for the fileset:
InternetSvcSec.INETSVCS-SEC or InternetSvcSec.ISEC-ENG-A-MAN,
(Secure Internet Services),
HP-UX release 10.20 PHNE_15544
C. Recommended solution - Install the applicable patches.
NOTE: The Secure Internet Services product, if enabled, has to
be disabled before the installation and removal of
patch PHNE_15544 for HP-UX 10.20.
If Secure Internet Services is enabled during patch
installation, the installation will fail with an error.
NOTE: On the HP-UX 11.00 release patch only:
This version of FTP has some new configuration files that
can be used to take advantage of new functionality. Sample
of the new configuration files are provided in
/usr/newconfig/etc/ftpd.
These files can be altered per your needs and copied
to the location /etc/ftpd. Information on these new
features introduced by this new version of ftpd are in
the file:
/usr/share/doc/RelNotes_newftp.txt
D. To subscribe to automatically receive future NEW HP Security
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Once you are on the Main Menu, Click on the Technical Knowledge
Database, and it will connect to a HP Search Technical Knowledge
DB page. Near the bottom is a link to our Security Bulletin
archive. Once in the archive there is another link to our current
security patch matrix. Updated daily, this matrix is categorized
by platform/OS release, and by bulletin topic.
F. To report new security vulnerabilities, send email to
security-alertat_private
Please encrypt any exploit information using the security-alert
PGP key, available from your local key server, or by sending a
message with a -subject- (not body) of 'get key' (no quotes) to
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Permission is granted for copying and circulating this Bulletin to
Hewlett-Packard (HP) customers (or the Internet community) for the
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________________________________________________________________________
-----End of Document ID: HPSBUX9807-079--------------------------------------
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