[security bulletin] HPSBUX02103 SSRT5953 rev.3 - HP-UX passwd(1) Local Denial of Service (DoS)
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SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c00619550
Version: 2
HPSBUX02103 SSRT5953 rev.2 - HP-UX passwd(1) Local Denial of
Service (DoS)
NOTICE: The information in this Security Bulletin should be acted
upon as soon as possible.
Release Date: 2006-03-26
Last Updated: 2006-03-26
Potential Security Impact: Local Denial of Service (DoS)
Source: Hewlett-Packard Company,
HP Software Security Response Team
VULNERABILITY SUMMARY
A potential security vulnerability has been identified with HP-UX
running /sbin/passwd which could be locally exploited to create a
Denial of Service (DoS).
References: none
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.00, B.11.11, B.11.23.
BACKGROUND
The /sbin/passwd command does not recover gracefully from some
error conditions.
AFFECTED VERSIONS
HP-UX B.11.00
===============
OS-Core.UX-CORE
action: install PHCO_33219 or subsequent
HP_UX B.11.11
===============
OS-Core.UX-CORE
action: install PHCO_33214, PHCO_33215 or subsequent
HP-UX B.11.23
===============
OS-Core.UX2-CORE
action: install PHCO_32149, PHCO_32926 or subsequent
END AFFECTED VERSIONS
RESOLUTION
HP is making the following patches available to resolve this
issue.
The patches are available for download from http://itrc.hp.com
B.11.00 - PHCO_33219 - /sbin/passwd cumulative patch
B.11.11 - PHCO_33214 - passwd(1) cumulative patch
B.11.11 - PHCO_33215 - libpam_unix cumulative patch
B.11.23 - PHCO_32149 - passwd(1) cumulative patch
B.11.23 - PHCO_32926 - libpam_unix
MANUAL ACTIONS: No
PRODUCT SPECIFIC INFORMATION
HP-UX Security Patch Check: Security Patch Check revision B.02.00
analyzes all HP-issued Security Bulletins to provide a subset of
recommended actions that potentially affect a specific HP-UX
system. For more information:
http://software.hp.com/portal/swdepot/displayProductInfo.do?
productNumber=B6834AA
HISTORY:
Version:1 (rev.1) - 14 March 2006 Initial Release
Version:2 (rev.2) - 24 March 2006 reformatted
Support: For further information, contact normal HP Services
support channel.
Report: To report a potential security vulnerability with any HP
supported product, send Email to: security-alert@xxxxxxx It is
strongly recommended that security related information being
communicated to HP be encrypted using PGP, especially exploit
information. To get the security-alert PGP key, please send an
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To: security-alert@xxxxxx
Subject: get key
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* The Software Product Category that this Security Bulletin
relates to is represented by the 5th and 6th characters of the
Bulletin number in the title:
GN = HP General SW,
MA = HP Management Agents,
MI = Misc. 3rd party SW,
MP = HP MPE/iX,
NS = HP NonStop Servers,
OV = HP OpenVMS,
PI = HP Printing & Imaging,
ST = HP Storage SW,
TL = HP Trusted Linux,
TU = HP Tru64 UNIX,
UX = HP-UX,
VV = HP Virtual Vault
System management and security procedures must be reviewed
frequently to maintain system integrity. HP is continually
reviewing and enhancing the security features of software products
to provide customers with current secure solutions.
"HP is broadly distributing this Security Bulletin in order to
bring to the attention of users of the affected HP products the
important security information contained in this Bulletin. HP
recommends that all users determine the applicability of this
information to their individual situations and take appropriate
action. HP does not warrant that this information is necessarily
accurate or complete for all user situations and, consequently, HP
will not be responsible for any damages resulting from user's use
or disregard of the information provided in this Bulletin. To the
extent permitted by law, HP disclaims all warranties, either
express or implied, including the warranties of merchantability
and fitness for a particular purpose, title and non-infringement."
(c)Copyright 2006 Hewlett-Packard Development Company, L.P.
Hewlett-Packard Company shall not be liable for technical or
editorial errors or omissions contained herein. The information
provided is provided "as is" without warranty of any kind. To the
extent permitted by law, neither HP nor its affiliates,
subcontractors or suppliers will be liable for incidental, special
or consequential damages including downtime cost; lost profits;
damages relating to the procurement of substitute products or
services; or damages for loss of data, or software restoration.
The information in this document is subject to change without
notice. Hewlett-Packard Company and the names of Hewlett-Packard
products referenced herein are trademarks of Hewlett-Packard
Company in the United States and other countries. Other product
and company names mentioned herein may be trademarks of their
respective owners.
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