-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2016.1853
 Security Bulletin: IBM PowerVC is impacted by OpenStack Nova information
         disclosure vulnerabilities (CVE-2015-1850, CVE-2015-7548)
                               29 July 2016

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

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM PowerVC Standard Edition
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-7548 CVE-2015-1850 

Reference:         ESB-2016.0063
                   ESB-2016.0052

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swgother&my

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: IBM PowerVC is impacted by OpenStack Nova information 
disclosure vulnerabilities (CVE-2015-1850, CVE-2015-7548)

Security Bulletin

Document information

More support for: PowerVC Standard Edition

Software version: 1.2.3, 1.3.0

Operating system(s): Linux

Software edition: Standard

Reference #: N1021457

Modified date: 2016-07-28

Summary

IBM PowerVC is impacted by OpenStack Nova information disclosure 
vulnerailities (CVE-2015-1850, CVE-2015-7548)

Vulnerability Details

CVEID: CVE-2015-1850

DESCRIPTION: OpenStack Nova could allow a local attacker to obtain sensitive 
information, caused by the failure to provide input format to several calls of
""qemu-img convert"". By overwriting an image convert using a qcow2 backing 
file, an attacker could exploit this vulnerability to read arbitrary files 
from the host.

CVSS Base Score: 4.9

CVSS Temporal Score: 
https://exchange.xforce.ibmcloud.com/vulnerabilities/103849 for more 
information

CVSS Environmental Score*: Undefined

CVSS Vector: (AV:L/AC:L/Au:N/C:C/I:N/A:N)

CVEID: CVE-2015-7548

DESCRIPTION: OpenStack Nova could allow a local authenticated attacker to 
obtain sensitive information, caused by an error in instance snapshot. By 
overwriting the disk inside an instance using a malformed image and requesting
a snapshot, an attacker could exploit this vulnerability to read arbitrary 
files from the host.

CVSS Base Score: 5.500

CVSS Temporal Score: 
https://exchange.xforce.ibmcloud.com/vulnerabilities/109474 for more 
information

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

PowerVC Standard Edition 1.2.3.0 through 1.2.3.3

PowerVC Standard Edition 1.3.0.0 through 1.3.0.1

Remediation/Fixes

For PowerVC 1.2.3, update to 1.2.3 FP3 and then apply the IT16325 interim fix
from FixCentral:

http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FPowerVC&fixids=Security-Fix-1.2.3.3-PowerVC-RHEL-NOARCH-APAR-IT16325&source=SAR

For PowerVC 1.3.0, apply PowerVC 1.3.0 FP2 or later:

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~Other%2Bsoftware&product=ibm/Other+software/PowerVC&release=1.3.0.0&platform=All&function=all&source=fc

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support 
alerts like this.

References

Complete CVSS v2 Guide

On-line Calculator v2

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

28 July 2016: Original version published

*The CVSS Environment Score is customer environment specific and will 
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the 
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the 
Common Vulnerability Scoring System (CVSS) is an "industry open standard 
designed to convey vulnerability severity and help to determine urgency and 
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY 
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT 
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        http://www.auscert.org.au/render.html?cid=1980

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967

iQIVAwUBV5qjeYx+lLeg9Ub1AQir1BAAjpuOGaYYQwieweLxcIp/O5mvOmTAzsxd
bt+9AvHD/B6ZPjHuJoAibrXCsxISbqtPayTithpUjOITUMyAK00tucgB7Hf2Rand
lN62lqcCEUOsnc4mlvjuBY89EKaGLl18LAcddjAZY2ZPAfS14bM04vwOd/H1ygaI
ssrcpSLdcJ31X3LQj/SAC34+zIq3/WeITnw1JIkSUf9xj07jo+wr1bBj6fIvu4AR
dEUOBNK7012sDfxqDTDYXP0iDd0GaG5W0CPhDoU5gJLyHbvZGsU/6hjSf/bhAKaa
fLICmGvbidDZFrXx8rtSUAmjkEzrpbfliLdLRPe8B9c0+XpHQ366t4G2XSwer/MU
Yl46um+mPaO0EleT7wv9KfW6bGsIzOT1qN2KmbQ+XrLQR6mvAphkMw9+fvj/BB9M
FQVuPD/Ccr7f7L9urG5PcwB3OVDcjA5vhc55Yn9uFkxf3tFvlXYSMcyhlIyhkmjQ
pygyiXxQS9bX5GDMnmF4j6V9g2vFhKqObIuGadfm5QAqOvGayyf/CHggIN0Vm6x6
LRjcqYZWsq1qbJzDS6JoP/QbUx59X+QpcqS05QRemHtJtAGt702wVl8LnkMptOZo
OmRYfCdk7GVEYywWan9lGMdAcyeYr/48FnotXiOaUJ0Be3V7glaVzDeLf+HvPzh/
s8qyY7zm+bY=
=wX/H
-----END PGP SIGNATURE-----