bugtraq - [security bulletin] HPSBUX03240 SSRT101872 rev.2 - HP-UX Running NTP, Remote Execution of Code, Denial of Service (DoS), or Other Vulnerabilities

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Message-Id: <20150408205738.865F120603@security.hp.com>
Date: Wed,  8 Apr 2015 16:57:38 -0400 (EDT)
From: security-alert@...com
To: bugtraq@...urityfocus.com
Subject: [security bulletin] HPSBUX03240 SSRT101872 rev.2 - HP-UX Running NTP, Remote Execution of Code, Denial of Service (DoS), or Other Vulnerabilities

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Note: the current version of the following document is available here:
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/
docDisplay?docId=emr_na-c04554677

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c04554677
Version: 2

HPSBUX03240 SSRT101872 rev.2 - HP-UX Running NTP, Remote Execution of Code,
Denial of Service (DoS), or Other Vulnerabilities

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

Release Date: 2015-02-18
Last Updated: 2015-04-08

Potential Security Impact: Remote execution of code, Denial of Service (DoS),
or other vulnerabilities

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

VULNERABILITY SUMMARY
Potential security vulnerabilities have been identified with HP-UX running
NTP. These could be exploited remotely to execute code, create a Denial of
Service (DoS), or other vulnerabilities.

References:

CVE-2014-9293 - Insufficient Entropy in Pseudo-Random Number Generator (PRNG)
(CWE-332)
CVE-2014-9294 - Use of Cryptographically Weak PRNG (CWE-338)
CVE-2014-9295 - Stack Buffer Overflow (CWE-121)
CVE-2014-9296 - Error Conditions, Return Values, Status Codes (CWE-389)
CVE-2014-9297 - Improper Check for Unusual or Exceptional Conditions
(CWE-754)
SSRT101872
VU#852879

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP-UX B.11.31 running NTP version C.4.2.6.4.0 or previous
HP-UX B.11.23 running XNTP version 3.5 or previous
HP-UX B.11.11 running XNTP version 3.5 or previous

BACKGROUND

CVSS 2.0 Base Metrics
===========================================================
  Reference              Base Vector             Base Score
CVE-2014-9293    (AV:N/AC:L/Au:N/C:P/I:P/A:P)       7.5
CVE-2014-9294    (AV:N/AC:L/Au:N/C:P/I:P/A:P)       7.5
CVE-2014-9295    (AV:N/AC:L/Au:N/C:P/I:P/A:P)       7.5
CVE-2014-9296    (AV:N/AC:L/Au:N/C:N/I:N/A:P)       5.0
CVE-2014-9297    (AV:N/AC:H/Au:N/C:P/I:N/A:N)       2.6
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

RESOLUTION

HP has provided the following solutions for HP-UX B.11.31, HP-UX B.11.23, and
HP-UX B.11.11.

The two patches are available from the HP Support Center (HPSC).
http://h20565.www2.hp.com/portal/site/hpsc?

A new B.11.31 depot for HP-UX-NTP_C.4.2.6.5.0 is available here:

https://h20392.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber
=HPUX-NTP

The B.11.31 image HP-UX-NTP_C.4.2.6.5.0
The B.11.23 patch PHNE_44236 for NTP v3.5
The B.11.11 patch PHNE_44235 for NTP v3.5

Mitigation steps for HP-UX B.11.23 and HP-UX B.11.11 for CVE-2014-9295

Restrict query for server status (Time Service is not affected) from
ntpq/ntpdc by enabling noquery using the restrict command in /etc/ntp.conf
file.

Reference: http://support.ntp.org/bin/view/Main/SecurityNotice

MANUAL ACTIONS: Yes - Update

If patch installation on B.11.11 or B.11.23 is not possible, mitigate with
step above.

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
==================
InternetSrvcs.INETSVCS-BOOT
action: install PHNE_44235 or subsequent

HP-UX B.11.23
==================
InternetSrvcs.INETSVCS2-BOOT

action: install PHNE_44236 or subsequent

HP-UX B.11.31
==================
NTP.INETSVCS2-BOOT
NTP.NTP-AUX
NTP.NTP-RUN
action: install revision C.4.2.6.5.0 or subsequent

END AFFECTED VERSIONS

HISTORY
Version:1 (rev.1) - 18 February 2015 Initial release
Version:2 (rev.2) - 8 April 2015 Added B.11.23 and B.11.11 patches

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 issues about implementing the recommendations of this Security
Bulletin, contact normal HP Services support channel.  For other issues about
the content of this Security Bulletin, send e-mail to security-alert@...com.

Report: To report a potential security vulnerability with any HP supported
product, send Email to: security-alert@...com

Subscribe: To initiate a subscription to receive future HP Security Bulletin
alerts via Email:
http://h41183.www4.hp.com/signup_alerts.php?jumpid=hpsc_secbulletins

Security Bulletin Archive: A list of recently released Security Bulletins is
available here:
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/secBullArchive/

Software Product Category: The Software Product Category is represented in
the title by the two characters following HPSB.

3C = 3COM
3P = 3rd Party Software
GN = HP General Software
HF = HP Hardware and Firmware
MP = MPE/iX
MU = Multi-Platform Software
NS = NonStop Servers
OV = OpenVMS
PI = Printing and Imaging
PV = ProCurve
ST = Storage Software
TU = Tru64 UNIX
UX = HP-UX

Copyright 2015 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 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.

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