Bulletin-O-Matic Text Version __________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN HP-UX Running useradd (1M) [HPSBUX02335 SSRT071454 rev. 2] May 30, 2008 13:00 GMT Number S-305 ______________________________________________________________________________ PROBLEM: A potential security vulnerability has been identified in HP-UX running the useradd (1M) command. The vulnerability could be exploited locally to allow unauthorized access to directories or files. PLATFORM: HP-UX B.11.11, B.11.23, B.11.31 running the useradd(1M) command DAMAGE: Data Leak. SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is LOW. The vulnerability could be exploited locally ASSESSMENT: to allow unauthorized access to directories or files. ______________________________________________________________________________ CVSS 2 BASE SCORE: 6.0 TEMPORAL SCORE: 4.7 VECTOR: (AV:L/AC:M/Au:S/C:C/I:C/A:N/E:POC/RL:OF/RC:C) ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/s-305.shtml ORIGINAL BULLETIN: Visit Hewlett-Packard Subscription Service for: HPSBUX02335 SSRT071454 rev. 2 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2008-1660 ______________________________________________________________________________ [***** Start HPSBUX02335 SSRT071454 rev. 2 *****] SUPPORT COMMUNICATION - SECURITY BULLETIN Document ID: c01455884 Version: 2 HPSBUX02335 SSRT071454 rev.2 - HP-UX Running useradd(1M), Local Unauthorized Access NOTICE: The information in this Security Bulletin should be acted upon as soon as possible. Release Date: 2008-05-26 Last Updated: 2008-05-26 -------------------------------------------------------------------------------- Potential Security Impact: Local unauthorized access Source: Hewlett-Packard Company, HP Software Security Response Team VULNERABILITY SUMMARY A potential security vulnerability has been identified HP-UX running the useradd(1M) command. The vulnerability could be exploited locally to allow unauthorized access to directories or files. References: CVE-2008-1660 SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HP-UX B.11.11, B.11.23, B.11.31 running the useradd(1M) command BACKGROUND For a PGP signed version of this security bulletin please write to: security-alert@hp.com CVSS 2.0 Base Metrics Reference Base Vector Base Score CVE-2008-1660 (AV:L/AC:M/Au:S/C:C/I:C/A:N) 6.0 Information on CVSS is documented in HP Customer Notice: HPSN-2008-002. RESOLUTION HP has made the following patches available to resolve this issue. The patches are available from http://itrc.hp.com OS Release Patch ID HP-UX B.11.11 PHCO_37290 or subsequent HP-UX B.11.23 PHCO_37291 or subsequent HP-UX B.11.31 PHCO_36953 or subsequent The patches correct the useradd behavior for the following cases: * The /etc/default/useradd template file is missing * The HOMEDIR or GROUPID field is missing from the /etc/default/useradd template file MANUAL ACTIONS: Yes All user accounts should be verified for proper GROUPID and correct HOMEDIR entries. PRODUCT SPECIFIC INFORMATION HP-UX Software Assistant: HP-UX Software Assistant is an enhanced application that replaces HP-UX Security Patch Check. It analyzes all Security Bulletins issued by HP and lists recommended actions that may apply to a specific HP-UX system. It can also download patches and create a depot automatically. For more information see: https://www.hp.com/go/swa The following text is for use by the HP-UX Software Assistant. AFFECTED VERSIONS HP-UX B.11.11 ============= OS-Core.ADMN-ENG-A-MAN OS-Core.SYS-ADMIN action: install patch PHCO_37290 or subsequent, verify group id and home directory for all accounts URL: http://itrc.hp.com HP-UX B.11.23 ============= OS-Core.ADMN-ENG-A-MAN OS-Core.SYS-ADMIN OS-Core.SYS2-ADMIN action: install patch PHCO_37291 or subsequent, verify group id and home directory for all accounts URL: http://itrc.hp.com HP-UX B.11.31 ============= OS-Core.ADMN-ENG-A-MAN OS-Core.SYS2-ADMIN action: install patch PHCO_36953 or subsequent, verify group id and home directory for all accounts URL: http://itrc.hp.com END AFFECTED VERSIONS HISTORY Version:1 (rev.1) - 19 May 2008 Initial release Version:2 (rev.2) - 26 May 2008 Corrected AFFECTED VERSIONS filesets Third Party Security Patches: Third party security patches that are to be installed on systems running HP software products should be applied in accordance with the customer's patch management policy. 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@hp.com 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 e-mail message as follows: To: security-alert@hp.com Subject: get key Subscribe: To initiate a subscription to receive future HP Security Bulletins via Email: http://h30046.www3.hp.com/driverAlertProfile.php?regioncode=NA&langcode=USENG&jumpid=in_ SC-GEN__driverITRC&topiccode=ITRC On the web page: ITRC security bulletins and patch sign-up Under Step1: your ITRC security bulletins and patches -check ALL categories for which alerts are required and continue. Under Step2: your ITRC operating systems -verify your operating system selections are checked and save. To update an existing subscription: http://h30046.www3.hp.com/subSignIn.php Log in on the web page: Subscriber's choice for Business: sign-in. On the web page: Subscriber's Choice: your profile summary - use Edit Profile to update appropriate sections. To review previously published Security Bulletins visit: http://www.itrc.hp.com/service/cki/secBullArchive.do * 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 VirtualVault 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." [***** End HPSBUX02335 SSRT071454 rev. 2 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Hewlett-Packard for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, 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) S-213: Nukedit 'email' Parameter Vulnerability S-214: SurgeMail and WebMail 'Page' Command Vulnerability S-215: Symantec Backup Exec Scheduler ActiveX Control Multiple Vulnerabilities S-216: Juniper Networks Secure Access 2000 'rdremediate.cgi' Vulnerability S-217: Drupal Multiple HTML Vulnerabilities S-218: gd Security Update S-219: Juniper Networks Secure Access 2000 Web Root Path Vulnerability S-220: PHP-Nuke My_eGallery Module 'gid' Parameter Vulnerability S-221: Learn2 STRunner ActiveX Control Vulnerabilities S-222: Evolution Security Update