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             AUSCERT External Security Bulletin Redistribution

                               ESB-2013.0429
          Security Bulletin: Multiple vulnerabilities in Rational
                 Collaborative Lifecycle Management v4.0.1
                               25 March 2013

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

Product:           IBM Rational Team Concert
                   IBM Rational Quality Manager
                   IBM Rational Requirements Composer
                   IBM Rational Collaborative Lifecycle Management Solution
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Windows
Impact/Access:     Unauthorised Access -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2012-5887 CVE-2012-5886 CVE-2012-5885

Reference:         ESB-2012.1056.2

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21626891

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Security Bulletin: Multiple vulnerabilities in Rational Collaborative 
Lifecycle Management v4.0.1 (CVE-2012-5885, CVE-2012-5886, CVE-2012-5887)

Flash (Alert)

Document information

Rational Collaborative Lifecycle Management Solution

Software version: 4.0.1

Operating system(s): AIX, Linux, Windows

Reference #: 1626891

Modified date: 2013-03-21

Abstract

Vulnerabilities have been identified in IBM Rational Team Concert (RTC), IBM 
Rational Quality Manager (RQM), and IBM Rational Requirements Composer (RRC) 
versions 4.0 and 4.0.1 and the Rational Collaborative Lifecycle Management 
Solution (CLM), allowing a remote attacker to bypass access restrictions on 
the server process. 

Content

VULNERABILITY DETAILS

CVEID: CVE-2012-5885

Description Replay-countermeasure functionality in HTTP Digest Access 
Authentication has a flaw, which makes it easier for attackers to bypass 
access restrictions.

CVSS Base Score: 5.0 CVSS Temporal Score: See 
http://xforce.iss.net/xforce/xfdb/80408 for the current score CVSS 
Environmental Score*: Undefined CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVEID: CVE-2012-5886

Description HTTP Digest Access Authentication implementation could potentially
allow an attacker to bypass authentication.

CVSS Base Score: 5.0 CVSS Temporal Score: See 
http://xforce.iss.net/xforce/xfdb/80407 for the current score CVSS 
Environmental Score*: Undefined CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVEID: CVE-2012-5887

Description HTTP Digest Access Authentication implementation has a flaw which
allows an attacker to bypass restrictions.

CVSS Base Score: 5.0 CVSS Temporal Score: See 
http://xforce.iss.net/xforce/xfdb/79809 for the current score CVSS 
Environmental Score*: Undefined CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N)

AFFECTED PRODUCTS AND VERSIONS: CLM 4.0.1 and earlier RTC 4.0.1 and earlier 
RQM 4.0.1 and earlier RRC 4.0.1 and earlier

REMEDIATION: Apply the fix for each named product as soon as practical. Please
see below for information on the fixes available.

Fix: Downloads are available from 
https://jazz.net/downloads/rational-team-concert/

Workaround: None known; apply fixes

Mitigation(s): Isolate systems from untrusted network traffic by means of 
firewalls.

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 Guide 
* On-line Calculator V2 
* CVE-2012-5885 
* CVE-2012-5886 
* CVE-2012-5887 
* X-Force Vulnerability Database http://xforce.iss.net/xforce/xfdb/80408 
* X-Force Vulnerability Database http://xforce.iss.net/xforce/xfdb/80407 
* X-Force Vulnerability Database http://xforce.iss.net/xforce/xfdb/79809

RELATED INFORMATION: 
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

CHANGE HISTORY 
21 March 2013: Original Copy 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 
References section of this Flash.

Note: 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.

Cross reference information 
Segment 		Product 			Component 		Platform 	Version 			Edition
Software Development 	Rational Quality Manager 	General Information 	Linux, Windows 	4.0, 4.0.0.1, 4.0.0.2, 4.0.1 	Standard, Express 
Software Development 	Rational Requirements Composer 	General Information 	Windows, Linux 4.0, 4.0.0.1, 4.0.0.2, 4.0.1 
Software Development 	Rational Team Concert General 	Information 		Linux, Windows 4.0, 4.0.0.1, 4.0.0.2, 4.0.1 	Standard, Express-C, Express, Enterprise

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