Operating System:

[LINUX]

Published:

03 October 2017

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2475
          Security Bulletin: A Zookeeper Remote DoS vulnerability
                  affects IBM BigInsights (CVE-2017-1213)
                              3 October 2017

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

Product:           IBM BigInsights
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-1213  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22002852

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Security Bulletin: A Zookeeper Remote DoS vulnerability affects IBM
BigInsights (CVE-2017-1213 )

Security Bulletin

Document information

More support for:
IBM BigInsights

Open Source Tools

Software version:
4.1.0, 4.2.0, 4.2.5

Operating system(s):
Linux

Reference #:   2002852

Modified date: 02 October 2017

Summary

A security vulnerability has been identified in Open Source Zookeeper that
affects IBM BigInsights (IBM Open Platform with Apache Hadoop).

Vulnerability Details

CVEID: CVE-2017-1213
DESCRIPTION:
IBM BigInsights Zookeeper when accessed behind a firewall where Jetty
AdminServer is not available, could allow an authenticated user to cause a
denial of service.
CVSS Base Score: 3.1
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/123853
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Principal Product and Version(s)	Affected Supporting Product and Version
IBM BigInsights 4.1, 4.2, 4.2.5		IBM Open Platform 4.1, 4.2, 4.2.5

Remediation/Fixes

Follow instructions for apply service patch on IOP cluster:
https://developer.ibm.com/hadoop/2015/12/17/iop-patch-management/

The specific patches for Red Hat version / IOP level are below:

IOP patches for RHEL 6:
IOP 4.1	  https://ibm-open-platform.ibm.com/repos/IOP/rhel/6/x86_64/4.1.x/Updates/4.1.0.0_20170915/
IOP 4.2	  https://ibm-open-platform.ibm.com/repos/IOP/rhel/6/x86_64/4.2.x/Updates/4.2.0.0_20170915/
IOP 4.2.5 https://ibm-open-platform.ibm.com/repos/IOP/rhel/6/x86_64/4.2.x/Updates/4.2.5.0_20170918/

IOP patches for RHEL 7:
IOP 4.1   http://ibm-open-platform.ibm.com/repos/IOP/rhel/7/x86_64/4.1.x/Updates/4.1.0.0_20170926/
IOP 4.2   http://ibm-open-platform.ibm.com/repos/IOP/rhel/7/x86_64/4.2.x/Updates/4.2.0.0_20170926/
IOP 4.2.5 http://ibm-open-platform.ibm.com/repos/IOP/rhel/7/x86_64/4.2.x/Updates/4.2.5.0_20170926/

References
Complete CVSS v3 Guide
On-line Calculator v3

Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History
October 2, 2017: Original document 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.

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