Protect yourself against future threats.
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AUSCERT External Security Bulletin Redistribution
ESB-98.011 -- Helwettt-Packard Security Bulletin: #00075
Security Vulnerability in CDE on HP-UX
22 January 1998
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Helwettt-Packard has released the following advisory concerning a
vulnerability in the dtappgather program. The vulnerability may allow
users to gain unauthorized access or to cause a denial of service.
The following security bulletin is provided as a service to AUSCERT's
members. As AUSCERT did not write this document, AUSCERT has had no
control over its content. As such, the decision to use any or all of this
information is the responsibility of each user or organisation, and should
be done so in accordance with site policies and procedures.
NOTE: This is only the original release of the security bulletin. It will
not be updated when the original bulletin is. If downloading at a later
date, it is recommended that the bulletin is retrieved from the original
authors to ensure that the information is still current.
Contact information for HP is included in the Security Bulletin below.
If you have any questions or need further information, please contact them
directly.
Previous advisories and external security bulletins can be retrieved from:
http://www.auscert.org.au/Information/advisories.html
If you believe that your system has been compromised, contact AUSCERT or your
representative in FIRST (Forum of Incident Response and Security Teams).
Internet Email: auscert@auscert.org.au
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AUSCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for emergencies.
Facsimile: (07) 3365 7031
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HEWLETT-PACKARD SECURITY BULLETIN: #00075, 21 January 1998
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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.
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PROBLEM: The dtappgather program can create vulnerabilities allowing
unauthorized privileged access or denial of service.
PLATFORM: HP9000 Series 700/800s running CDE on:
HP-UX 10.10, HP-UX 10.20,
HP-UX 10.24 (VVOS),
HP-UX 11.00
DAMAGE: The vulnerability could result in allowing a user
to gain unauthorized access to the system or to
create a denial of service.
SOLUTION: Apply one of:
PHSS_13723 HP-UX 10.10
PHSS_13724 HP-UX 10.20
PHSS_13725 HP-UX 10.30
PHSS_13772 HP-UX 10.24
PHSS_13406 HP-UX 11.00
AVAILABILITY: The patches are available now.
____________________________________________________________________
I.
A. Background
The dtappgather program does not adequately check all
information passed to it by users. By exploiting these
vulnerabilities, an attacker can gain either unauthorized
privileged access or create a denial of service on the system.
B. Fixing the problem
This problem can be eliminated by applying one of the
recommended patches.
C. Recommended solution
Apply the patch.
D. Impact of the patch
The patch eliminates the vulnerability.
E. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP Electronic Support Center via electronic mail,
do the following:
Use 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)
Click on the Technical Knowledge Database, register as a user
(remember to save the User ID assigned to you, and your password),
and it will connect to a HP Search Technical Knowledge DB page.
Near the bottom is a hyperlink 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-alert@hp.com
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
security-alert@hp.com.
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.
________________________________________________________________________
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