Search:

January 2008

3548 - HP-UX Running X Font Server (xfs) Software, Remote Execution of Arbitrary Code

ID: 3548
Date: 16/01/2008

Title: 3548 - HP-UX Running X Font Server (xfs) Software, Remote Execution of Arbitrary Code
Platform level affected:Operating System
Hardware components affected:Other
Specific operating systems components affected: Unix
Net-enabled software: Other
Security software:Other
Other software: Other
Remediation Summary:Update your copy of the software with the download available from the supplier.
Vendors affected:HP
Applications affected:X Font Server (xfs)
Adversity source: Unknown
Attack Vector: Vulnerability exploitation
Virulence: Unknown
Warning Status: Active
Potential Damage: Remote execution/modification
Possible Duration: Open Ended
Availability of fix: Available
Type of fix: Patch
Source: HP
Reliability of source: Trusted
Source URL: http://www.hp.com
CVE: CVE-2007-4990
Abstract: A potential security vulnerability has been identified with HP-UX running the X Font Server (xfs). The vulnerability could be exploited remotely to execute arbitrary code.

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c01323725

Version: 1

HPSBUX02303 SSRT071468 rev.1 - HP-UX Running X Font Server (xfs) Software, Remote Execution of Arbitrary Code

NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2008-01-14

Last Updated: 2008-01-14

Potential Security Impact: Remote execution of arbitrary code

Source: Hewlett-Packard Company, HP Software Security Response Team

VULNERABILITY SUMMARY

A potential security vulnerability has been identified with HP-UX running the X Font Server (xfs). The vulnerability could be exploited remotely to execute arbitrary code.

References: CVE-2007-4990

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP-UX B.11.11, B.11.23, B.11.31 running the X Font Server (xfs).

BACKGROUND

RESOLUTION

HP has provided the following software patches to resolve the vulnerability.

The patches are available for download from: http://itrc.hp.com

HP-UX B.11.11

PHSS_37224 or subsequent

HP-UX B.11.23

PHSS_37225 or subsequent

HP-UX B.11.31

PHSS_37226 or subsequent

MANUAL ACTIONS: No

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

==============

X11.X11-FONTSRV

action: install PHSS_37224 or subsequent

URL: http://itrc.hp.com

HP-UX B.11.23

==============

X11.X11-FONTSRV

action: install PHSS_37225 or subsequent

URL: http://itrc.hp.com

HP-UX B.11.31

==============

X11.X11-FONTSRV

action: install PHSS_37226 or subsequent

URL: http://itrc.hp.com

END AFFECTED VERSIONS

HISTORY

Version 1 (rev.1) - 14 January 2008 Initial Release

Third Party Security Patches: Third party security patches which 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

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."

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 or 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.

This advisory contains information released by the original author. Some of the information may have changed since it was released. If the issue affects you, it may be prudent to retrieve the advisory from the site of the original source to ensure that you receive the most current information concerning that problem. Reference to any specific commercial product, process, or service by trade name, trademark manufacturer, or otherwise, does not constitute or imply its endorsement, recommendation, or favouring by CPNI.

The views and opinions of authors expressed within this notice shall not be used for advertising or product endorsement purposes. CPNI shall not accept responsibility for any errors or omissions contained within this advisory. In particular, they shall not be liable for any loss or damage whatsoever, arising from or in connection with the usage of information contained within this advisory.

CSIRTUK is a member of the Forum of Incident Response and Security Teams (FIRST) and has contacts with other international Incident Response Teams (IRTs) in order to foster cooperation and coordination in incident prevention, to prompt rapid reaction to incidents, and to promote information sharing amongst its members and the community at large.