__________________________________________________________
The U.S. Department of Energy
Computer Incident Advisory Center
___ __ __ _ ___
/ | /_\ /
\___ __|__ / \ \___
__________________________________________________________
INFORMATION BULLETIN
Hewlett-Packard login Vulnerability
[Hewlett-Packard Security Bulletin #0160]
July 17, 2001 22:00 GMT Number L-114
______________________________________________________________________________
PROBLEM: The login(1) command allows restricted shell users to
circumvent security checks.
PLATFORM: HP9000 Series 700/800 running HP-UX releases 11.00, 11.11, and
10.20.
DAMAGE: Restricted shell users can gain unauthorized access.
SOLUTION: Apply the appropriate patch for the HP-UX release as prescribed
by Hewlett Packard.
______________________________________________________________________________
VULNERABILITY The risk is MEDIUM. The vulnerability in login can allow
ASSESSMENT: restricted shell users to execute unauthorized commands and
possibly break out of the restricted shell.
______________________________________________________________________________
[****** Start Hewlett-Packard Security Bulletin ******]
------------------------------------------------------------------------
HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #0160, 17 July '01
------------------------------------------------------------------------
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.
------------------------------------------------------------------------
ISSUE: The login(1) command allows restricted shell users to
circumvent security checks.
PLATFORM: HP9000 Series 700/800 running HP-UX releases 11.00, 11.11,
and 10.20.
DAMAGE: Restricted shell users can gain unauthorized access.
SOLUTION: Install the appropriate patch for the HP-UX release:
11.00 PHCO_24083,
11.11 PHCO_23900,
10.20 PHCO_24267.
AVAILABILITY: All patches are available now.
------------------------------------------------------------------------
I. Background
Hewlett-Packard Company has learned of a defect in login which
allows restricted shell users to execute unauthorized commands
and possibly break out of the restricted shell.
II. Recommended actions
Apply the appropriate patch as listed herein:
11.11 PHCO_23900,
11.00 PHCO_24083,
10.20 PHCO_24267.
III. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP IT Resource Center via electronic mail,
do the following:
Use your browser to get to the HP IT Resource Center page
at:
http://itrc.hp.com
Use the 'Login' tab at the left side of the screen to login
using your ID and password.
Use the 'Login' tab at the left side of the screen to login
using your ID and password. Use your existing login or the
"Register" button at the left to create a login, in order to
gain access to many areas of the ITRC. Remember to save the
User ID assigned to you, and your password.
Under the "Notifications" section (near the bottom of the
page), select "Support Information Digests".
To -subscribe- to future HP Security Bulletins or other
Technical Digests, click the check box (in the left column)
for the appropriate digest and then click the "Update
Subscriptions" button at the bottom of the page.
or
To -review- bulletins already released, select the link
(in the middle column) for the appropriate digest.
To -gain access- to the Security Patch Matrix, select
the link for "hp security bulletins archive" near the bottom.
Once in the archive the top link is to our current Security
Patch Matrix. Updated daily, this matrix categorizes security
patches by platform/OS release, and by bulletin topic.
The security patch matrix is also available via anonymous ftp:
ftp.itrc.hp.com:~ftp/export/patches/hp-ux_patch_matrix
On the "Support Information Digest Main" page:
click on the "HP Security Bulletin Archive".
IV. 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.
[****** End Hewlett-Packard Security Bulletin ******]
_______________________________________________________________________________
CIAC wishes to acknowledge the contributions of Hewlett-Packard for the
information contained in this bulletin.
_______________________________________________________________________________
CIAC, the Computer Incident Advisory Center, is the computer
security incident response team for the U.S. Department of Energy
(DOE) and the emergency backup response team for the National
Institutes of Health (NIH). CIAC is located at the Lawrence Livermore
National Laboratory in Livermore, California. CIAC is also a founding
member of FIRST, the Forum of Incident Response and Security Teams, a
global organization established to foster cooperation and coordination
among computer security teams worldwide.
CIAC services are available to DOE, DOE contractors, and the NIH. CIAC
can be contacted at:
Voice: +1 925-422-8193 (7x24)
FAX: +1 925-423-8002
STU-III: +1 925-423-2604
E-mail: ciac@ciac.org
Previous CIAC notices, anti-virus software, and other information are
available from the CIAC Computer Security Archive.
World Wide Web: http://www.ciac.org/
Anonymous FTP: ftp.ciac.org
PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing
communities receive CIAC bulletins. If you are not part of these
communities, please contact your agency's response team to report
incidents. Your agency's team will coordinate with CIAC. The Forum of
Incident Response and Security Teams (FIRST) is a world-wide
organization. A list of FIRST member organizations and their
constituencies can be obtained via WWW at http://www.first.org/.
This document was prepared as an account of work sponsored by an
agency of the United States Government. Neither the United States
Government nor the University of California nor any of their
employees, makes any warranty, express or implied, or assumes any
legal liability or responsibility for the accuracy, completeness, or
usefulness of any information, apparatus, product, or process
disclosed, or represents that its use would not infringe privately
owned rights. Reference herein to any specific commercial products,
process, or service by trade name, trademark, manufacturer, or
otherwise, does not necessarily constitute or imply its endorsement,
recommendation or favoring by the United States Government or the
University of California. The views and opinions of authors expressed
herein do not necessarily state or reflect those of the United States
Government or the University of California, and shall not be used for
advertising or product endorsement purposes.
LAST 10 CIAC BULLETINS ISSUED (Previous bulletins available from CIAC)
L-104: SuSE Linux, xinetd Buffer Overflow
L-105: Samba Security Vulnerability
L-106: Cisco IOS HTTP Authorization Vulnerability
L-107: Microsoft Authentication Error in SMTP Service
L-108: Oracle 8i TNS Listener Vulnerability
L-109: VPN-1/FireWall-1 RDP Communication Vulnerability
L-110: HP Open View Event Correlation Services Vulnerability
L-111: FreeBSD Signal Handling Flaw
L-112: Cisco SN 5420 Storage Routers Vulnerabilities
L-113: Microsoft Outlook View Control Exposes Unsafe Functionality
TUCoPS is optimized to look best in Firefox® on a widescreen monitor (1440x900 or better).
Site design & layout copyright © 1986-2025 AOH
