[security bulletin] HPSBUX03369 SSRT102037 rev.1 - HP-UX execve(2), Local Elevation of Privilege

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SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: c04735247
Version: 1

HPSBUX03369 SSRT102037 rev.1 - HP-UX execve(2), Local Elevation of Privilege

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

Release Date: 2015-08-20
Last Updated: 2015-08-20

Potential Security Impact: Local elevation of privilege

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

VULNERABILITY SUMMARY
A potential security vulnerability have been identified with HP-UX programs
using the execve(2) system call. The vulnerability could be exploited locally
to create an elevation of privilege.

References: CVE-2015-2132 (SSRT102037)

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP-UX B.11.31 with patch PHKL_44270 or earlier installed.
HP-UX B.11.23 with patch PHKL_34432 or earlier installed.
HP-UX B.11.11 with patch PHKL_34110 or earlier installed.

BACKGROUND

CVSS 2.0 Base Metrics
==============================
=============================
  Reference              Base Vector             Base Score
CVE-2015-2132    (AV:L/AC:M/Au:S/C:C/I:N/A:N)       4.4
===========================================================
             Information on CVSS is documented
            in HP Customer Notice: HPSN-2008-002

RESOLUTION

HP has provided the following patch to resolve this vulnerability.

The patch is available from the following location:

http://h20565.www2.hp.com/portal/site/hpsc/public/

HP-UX Release
 Patch ID

B.11.31 (11i v3)
 PHKL_44278

B.11.23 (11i v2)
 PHKL_44285

B.11.11 (11i v1)
 PHKL_44305

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.11.31
==================
ProgSupport.C-INC
ProgSupport.C2-INC
ProgSupport.PAUX-ENG-A-MAN
OS-Core.CORE2-KRN
action: install patch PHKL_44278 or subsequent

HP-UX B.11.23
==================
OS-Core.CORE2-KRN
action: install patch PHKL_44285 or subsequent

HP-UX B.11.11
==================
OS-Core.CORE2-KRN
action: install patch PHKL_44305 or subsequent

END AFFECTED VERSIONS

HISTORY
Version:1 (rev.1) - 20 August 2015 Initial release

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@hp.com.

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

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