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ESB-2016.0775 - [Linux] IBM PowerVC Standard Edition: Root compromise - Existing account

Date: 24 March 2016
References: ESB-2015.3204  ESB-2016.0018  ESB-2016.0019  ESB-2016.0131  

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

                               ESB-2016.0775
            Security Bulletin: IBM PowerVC is Impacted by Local
       Escalation of Privilege Vulnerability in DB2 (CVE-2015-1947)
                               24 March 2016

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

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

Product:           IBM PowerVC Standard Edition
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Root Compromise -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-1947  

Reference:         ESB-2016.0131
                   ESB-2016.0019
                   ESB-2016.0018
                   ESB-2015.3204

Original Bulletin: 
   https://www-01.ibm.com/support/docview.wss?uid=nas8N1021188

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

Security Bulletin: IBM PowerVC is Impacted by Local Escalation of Privilege 
Vulnerability in DB2 (CVE-2015-1947)

Document information

More support for:

PowerVC Standard Edition

Software version:

1.2.3, 1.3

Operating system(s):

Linux

Software edition:

Standard

Reference #:

N1021188

Modified date:

2016-03-23

Security Bulletin

Summary

IBM PowerVC is impacted by local escalation of privilege vulnerability in DB2
(CVE-2015-1947).

Vulnerability Details

CVEID: CVE-2015-1947

DESCRIPTION: IBM DB2 is vulnerable to a privilege escalation due to improper 
built of binaries. A local user could place a malicious library in a location
that a SETGID or SETUID binary would execute and gain root level access.

CVSS Base Score: 7.2

CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/103202 for the 
current score.

CVSS Environmental Score*: Undefined

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

Affected Products and Versions

PowerVC Standard Edition 1.2.3.0 through 1.2.3.2

PowerVC Standard Edition 1.3.0.0 through 1.3.0.1

Remediation/Fixes

For PowerVC 1.2.3, apply PowerVC 1.2.3 FP3 or later:

http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EOther%2Bsoftware&product=ibm/Other+software/PowerVC&release=1.2.3.0&platform=All&function=all&source=fc

For PowerVC 1.3.0, apply PowerVC 1.3.0 FP2 or later:

http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EOther%2Bsoftware&product=ibm/Other+software/PowerVC&release=1.3.0.0&platform=All&function=all&source=fc

For versions prior to 1.2.3, IBM recommends upgrading to a fixed, supported 
version of the product.

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

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

23 March 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--------------------

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

Internet Email: auscert@auscert.org.au
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===========================================================================
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