Date: Thu, 23 Jul 1998 21:25:16 +0200
From: [email protected]
To: [email protected]Subject: Security Bulletins Digest
HP Support Information Digests
o HP Electronic Support Center World Wide Web Service
---------------------------------------------------
If you subscribed through the HP Electronic Support Center and would
like to be REMOVED from this mailing list, access the
HP Electronic Support Center on the World Wide Web at:
http://europe-support.external.hp.com
Login using your HP Electronic Support Center User ID and Password.
Then select Support Information Digests. You may then unsubscribe from the
appropriate digest.
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.
-------------------------------------------------------------------------------
Document ID: HPSBUX9807-079
Date Loaded: 19980722
Title: Security Vulnerability with ftp on HP-UX
-------------------------------------------------------------------------
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
Bulletins from the HP Electronic Support Center via electronic
mail, do the following:
User your browser to get to the HP Electronic Support Center page
at:
http://us-support.external.hp.com
(for US, Canada, Asia-Pacific, & Latin-America)
http://europe-support.external.hp.com (for Europe)
Login with your user ID and password, or register for one
(remember to save the User ID assigned to you, and your password).
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
[email protected]
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
[email protected].
Permission is granted for copying and circulating this Bulletin to
Hewlett-Packard (HP) customers (or the Internet community) for the
purpose of alerting them to problems, if and only if, the Bulletin
is not edited or changed in any way, is attributed to HP, and
provided such reproduction and/or distribution is performed for
non-commercial purposes.
Any other use of this information is prohibited. HP is not liable
for any misuse of this information by any third party.
________________________________________________________________________
-----End of Document ID: HPSBUX9807-079--------------------------------------