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AUSCERT External Security Bulletin Redistribution
ESB-2017.1255
Security Bulletin: Multiple vulnerabilities in IBM Java
Runtime affect IBM ILOG CPLEX Optimization Studio
17 May 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM ILOG CPLEX Optimization Studio
Publisher: IBM
Operating System: AIX
HP-UX
Linux variants
OS X
Solaris
Windows
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2016-9843 CVE-2016-9842 CVE-2016-9841
CVE-2016-9840
Reference: ESB-2017.1237
ESB-2017.1185
ESB-2017.1160
ESB-2017.1157
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22003305
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Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM
ILOG CPLEX Optimization Studio
Security Bulletin
Document information
More support for:
IBM ILOG CPLEX Optimization Studio
Software version:
12.4, 12.4.0.1, 12.5, 12.5.0.1, 12.5.1, 12.6, 12.6.0.1, 12.6.1, 12.6.2,
12.6.3, 12.7.0, 12.7.1
Operating system(s):
AIX, HP-UX, Linux, OS X, Solaris, Windows
Software edition:
All Editions
Reference #:
2003305
Modified date:
16 May 2017
Summary
There are multiple vulnerabilities in IBM Runtime Environment Java Versions
6, 7 and 8 used by IBM ILOG CPLEX Optimization Studio. These issues were
disclosed as part of the IBM Java SDK updates in April 2017.
Vulnerability Details
If you run your own Java code using the IBM Java Runtime delivered with this
product, you should evaluate your code to determine whether the complete list
of vulnerabilities are applicable to your code. For a complete list of
vulnerabilities please refer to the link for IBM Java SDK Security Bulletin"
located in the References section for more information.
CVEID:
CVE-2016-9840
DESCRIPTION:
zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer
arithmetic in inftrees.c. By persuading a victim to open a specially crafted
document, a remote attacker could exploit this vulnerability to cause a
denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/120508
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-9841
DESCRIPTION:
zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer
arithmetic in inftrees.c. By persuading a victim to open a specially crafted
document, a remote attacker could exploit this vulnerability to cause a
denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/120509
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-9842
DESCRIPTION:
zlib is vulnerable to a denial of service, caused by an undefined left shift
of negative number. By persuading a victim to open a specially crafted
document, a remote attacker could exploit this vulnerability to cause a
denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/120510
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-9843
DESCRIPTION:
zlib is vulnerable to a denial of service, caused by a big-endian out-of-
bounds pointer. By persuading a victim to open a specially crafted document,
a remote attacker could exploit this vulnerability to cause a denial of
service.
CVSS Base Score: 3.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/120511
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM ILOG CPLEX Optimization Studio v12.7.1 and earlier
Remediation/Fixes
- From v12.4 to v12.5.1:
IBM SDK, Java Technology Edition, Version 6 Service Refresh 16 Fix Pack 45
and subsequent releases
- From v12.6 to v12.6.3:
IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 5
and subsequent releases
- From v12.7:
IBM SDK, Java Technology Edition, Version 8 Service Refresh 4 Fix Pack 2
and subsequent releases
The recommended solution is to download and install the appropriate version
of IBM JRE as soon as practicable.
Before installing a newer version of IBM JRE, please ensure that you:
Close any open programs that you may have running;
Rename the initial directory of the IBM JRE (for example: with a .old at the
end),
Download and install the appropriate IBM JRE version.
Here are the detailed instructions
For HP-UX, MacOS and Solaris, IBM recommends upgrading to a fixed, supported
version/release/platform of the product.
References
Complete CVSS v3 Guide
On-line Calculator v3
IBM Java SDK Security Bulletin
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
16 May 2017: 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.
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