Date: Wed, 15 Sep 1999 14:15:05 +0200
From: Patrick Oonk <[email protected]>
To: [email protected]Subject: [[email protected]: Security Bulletins Digest]
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Date: Wed, 15 Sep 1999 05:05:21 -0700 (PDT)
Subject: Security Bulletins Digest
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Digest Name: Daily Security Bulletins Digest
Created: Wed Sep 15 3:00:02 PDT 1999
Table of Contents:
Document ID Title
--------------- -----------
HPSBUX9909-103 Security Vulnerability in CDE ttsession
The documents are listed below.
---------------------------------------------------------------------------=
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=0C
Document ID: HPSBUX9909-103
Date Loaded: 19990914
Title: Security Vulnerability in CDE ttsession
-------------------------------------------------------------------------
HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #00103, 14 Sept 1999
-------------------------------------------------------------------------
The information in the following Security Bulletin should be acted upon
as soon as possible. Hewlett-Packard Company 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: ttsession uses weak RPC authentication mechanism.
PLATFORM: HP-9000 Series 700/800 HP-UX releases 10.X & 11.00 running CDE.
DAMAGE: Allows remote and local users to execute programs with the
privileges of the running ttsession.
SOLUTION: Install the applicable patch.
AVAILABILITY: The patches for 10.20 and 11.00 are available now.
NOTE: This bulletin will be revised when other patches
are available.
-------------------------------------------------------------------------
I.
A. Background
This problem has been reported in CERT Advisory CA-99-11.
The advisory reports four vulnerabilities:
#1: ToolTalk ttsession uses weak RPC authentication mechanism,
#2: CDE dtspcd relies on file-system based authentication,
#3: CDE dtaction buffer overflow,
#4: CDE ToolTalk shared library buffer overflow in TT_SESSION.
With the patches recommended in previous security bulletins
HP-UX releases 10.X and 11.00 are not vulnerable to #2, #3, nor #4.
To avoid vulnerability #1 install the applicable patch below.
B. Fixing the problem - Install the applicable patch:
HP-UX release 10.10 In progress;
HP-UX release 10.20 PHSS_19747;
HP-UX release 10.24 In progress;
HP-UX release 11.00 PHSS_19748.
Note: HP-UX release 10.30 was a development release prior to
the availability of HP-UX release 11.00. HP-UX release
10.30 will not be patched.
C. To subscribe to automatically receive future NEW HP Security
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D. To report new security vulnerabilities, send email to
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________________________________________________________________________
-----End of Document ID: HPSBUX9909-103-----------------------------------=
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Patrick Oonk - PO1-6BONE - [email protected] - www.pine.nl/~patrick
Pine Internet B.V. PGP key ID BE7497F1 =20
Tel: +31-70-3111010 - Fax: +31-70-3111011 - http://www.pine.nl/
-- Pine Security Digest - http://security.pine.nl/ (Dutch) ----
Excuse of the day: Computer room being moved. Our systems are
down for the weekend.
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