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AUSCERT External Security Bulletin Redistribution
ESB-2017.0515
Security Bulletin: Security vulnerabilities in Apache Tomcat affect
multiple IBM Rational products based on IBM's Jazz technology
24 February 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Rational Collaborative Lifecycle Management
Publisher: IBM
Operating System: AIX
Linux variants
Solaris
Windows
Mac OS
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Unauthorised Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2016-6797 CVE-2016-0762
Reference: ESB-2017.0463
ESB-2017.0203
ESB-2017.0105
ESB-2016.3013
ESB-2016.2777
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21999362
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Security Bulletin: Security vulnerabilities in Apache Tomcat affect multiple
IBM Rational products based on IBM's Jazz technology
Security Bulletin
Document information
More support for: Rational Collaborative Lifecycle Management
General Information
Software version: 4.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 5.0,
5.0.1, 5.0.2, 6.0, 6.0.1, 6.0.2, 6.0.3
Operating system(s): AIX, Linux, Solaris, Windows, iOS
Reference #: 1999362
Modified date: 23 February 2017
Summary
The Jazz Team Server is shipped with/or supports versions of the Apache Tomcat
web server which contain security vulnerabilities that could potentially
impact the following IBM Rational products deployed on Apache Tomcat:
Collaborative Lifecycle Management (CLM), Rational DOORS Next Generation
(RDNG), Rational Engineering Lifecycle Manager (RELM), Rational Team Concert
(RTC), Rational Quality Manager (RQM), Rational Rhapsody Design Manager
(Rhapsody DM), and Rational Software Architect Design Manager (RSA DM).
Vulnerability Details
CVEID: CVE-2016-0762
DESCRIPTION: Apache Tomcat could allow a remote attacker to obtain sensitive
information, caused by the failure to process the user supplied password if
the specified user name does not exist by the Realm implementation. An
attacker could exploit this vulnerability to conduct a timing attack and
determine valid usernames on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/118407 for the current
score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2016-6797
DESCRIPTION: Apache Tomcat could allow a local attacker to gain unauthorized
access to the system, caused by an error in the ResourceLinkFactory. An
attacker could exploit this vulnerability to gain access to arbitrary global
JNDI resources.
CVSS Base Score: 4
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/118403 for the current
score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
Rational Collaborative Lifecycle Management 3.0.1 - 6.0.3
Rational Quality Manager 4.0 - 4.0.7
Rational Quality Manager 5.0 - 5.0.2
Rational Quality Manager 6.0 - 6.0.3
Rational Team Concert 4.0 - 4.0.7
Rational Team Concert 5.0 - 5.0.2
Rational Team Concert 6.0 - 6.0.3
Rational DOORS Next Generation 4.0 - 4.0.7
Rational DOORS Next Generation 5.0 - 5.0.2
Rational DOORS Next Generation 6.0 - 6.0.3
Rational Engineering Lifecycle Manager 4.0.3 - 4.0.7
Rational Engineering Lifecycle Manager 5.0 - 5.0.2
Rational Engineering Lifecycle Manager 6.0 - 6.0.3
Rational Rhapsody Design Manager 4.0 - 4.0.7
Rational Rhapsody Design Manager 5.0 - 5.0.2
Rational Rhapsody Design Manager 6.0 - 6.0.3
Rational Software Architect Design Manager 4.0 - 4.0.7
Rational Software Architect Design Manager 5.0 - 5.0.2
Rational Software Architect Design Manager 6.0 - 6.0.1
Remediation/Fixes
In order to get other security updates, upgrade your products to version 4.0.7
or 5.0.2 or 6.0.2 or 6.0.3, apply the latest ifix, and then perform the
following upgrades:
Note: The fixes are in Apache Tomcat version 7.0.72 or later. Perform How to
update the Apache Tomcat server for IBM Rational products based on versions
3.0.1.6, 4.0.7 or later of IBM's Jazz technology to apply the remediation.
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
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Important note
IBM strongly suggests that all System z customers be subscribed to the System
z Security Portal to receive the latest critical System z security and
integrity service. If you are not subscribed, see the instructions on the
System z Security web site. Security and integrity APARs and associated fixes
will be posted to this portal. IBM suggests reviewing the CVSS scores and
applying all security or integrity fixes as soon as possible to minimize any
potential risk.
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
23 February 2017: Initial Publication
*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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