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             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.0957
Security Bulletin: Vulnerabilities in OpenSSL affect Rational RequisitePro
               (CVE-2014-3570, CVE-2014-3572, CVE-2015-0204)
                               14 April 2015

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

Product:           IBM Rational RequisitePro
Publisher:         IBM
Operating System:  Windows
Impact/Access:     Access Privileged Data         -- Remote/Unauthenticated
                   Provide Misleading Information -- Remote/Unauthenticated
                   Reduced Security               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-0204 CVE-2014-3572 CVE-2014-3570

Reference:         ESB-2015.0812
                   ESB-2015.0723
                   ESB-2015.0674
                   ESB-2015.0436
                   ESB-2015.0291
                   ESB-2015.0048.2

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21702760

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Security Bulletin: Vulnerabilities in OpenSSL affect Rational RequisitePro 
(CVE-2014-3570, CVE-2014-3572, CVE-2015-0204)

Security Bulletin

Document information

More support for:
Rational RequisitePro
SSL

Software version:
7.1, 7.1.0.1, 7.1.0.2, 7.1.1, 7.1.1.1, 7.1.1.2, 7.1.1.3, 7.1.1.4, 7.1.1.5, 
7.1.1.6, 7.1.1.7, 7.1.1.8, 7.1.1.9, 7.1.2, 7.1.2.1, 7.1.2.2, 7.1.2.3, 
7.1.2.4, 7.1.2.5, 7.1.2.6, 7.1.2.7, 7.1.2.8, 7.1.2.9, 7.1.2.10, 7.1.2.11, 
7.1.2.12, 7.1.2.13, 7.1.2.14, 7.1.2.15, 7.1.2.16, 7.1.2.17, 7.1.3, 7.1.3.1, 
7.1.3.2, 7.1.3.3, 7.1.3.4, 7.1.3.5, 7.1.3.6, 7.1.3.7, 7.1.3.8, 7.1.3.9, 
7.1.3.10, 7.1.3.11, 7.1.3.12, 7.1.3.13, 7.1.3.14, 7.1.4, 7.1.4.1, 7.1.4.2, 
7.1.4.3, 7.1.4.4, 7.1.4.5, 7.1.4.6, 7.1.4.7

Operating system(s):
Windows

Reference #:
1702760

Modified date:
2015-04-09

Summary

OpenSSL vulnerabilities were disclosed on January 8, 2015 by the OpenSSL 
Project. This includes "FREAK: Factoring Attack on RSA-EXPORT keys" TLS/SSL 
client and server vulnerability. OpenSSL is used by ratlperl for SSL 
communications. Rational RequisitePro has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2014-3570
DESCRIPTION: An unspecified error in OpenSSL related to the production of 
incorrect results on some platforms by Bignum squaring (BN_sqr) has an 
unknown attack vector and impact.
CVSS Base Score: 2.6
CVSS Temporal Score: See http://exchange.xforce.ibmcloud.com/#/vulnerabilities/99710 
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:N/I:P/A:N)

CVEID: CVE-2014-3572
DESCRIPTION: OpenSSL could provide weaker than expected security. The client 
accepts a handshake using an ephemeral ECDH ciphersuite with the server key 
exchange message omitted. An attacker could exploit this vulnerability to 
launch further attacks on the system.
CVSS Base Score: 1.2
CVSS Temporal Score: See http://exchange.xforce.ibmcloud.com/#/vulnerabilities/99705 
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:L/AC:H/Au:N/C:N/I:P/A:N)

CVEID: CVE-2015-0204
DESCRIPTION: A vulnerability in the OpenSSL ssl3_get_key_exchange function 
could allow a remote attacker to downgrade the security of certain TLS 
connections. An OpenSSL client accepts the use of an RSA temporary key in a 
non-export RSA key exchange ciphersuite. This could allow a remote attacker 
using man-in-the-middle techniques to facilitate brute-force decryption of 
TLS/SSL traffic between vulnerable clients and servers.

This vulnerability is also known as the FREAK attack.

CVSS Base Score: 4.3
CVSS Temporal Score: See http://exchange.xforce.ibmcloud.com/#/vulnerabilities/99707 
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Affected Products and Versions

IBM Rational RequisitePro versions:

Version                     Status
7.1.4 through 7.1.4.7       Affected
7.1.3 through 7.1.3.14      Affected
7.1.2 through 7.1.2.17      Affected
7.1.1.x (all versions)      Affected

Not all deployments of Rational RequisitePro use OpenSSL in a way that is 
affected by these vulnerabilities.

You are vulnerable if your use of Rational RequisitePro includes any of these 
configurations:

   1. You use SSL connections in perl scripts run by ratlperl or cqperl
   2. You integrate with ClearQuest. See Security Bulletin: Vulnerabilities 
      in OpenSSL affect Rational ClearQuest (CVE-2014-3570, CVE-2014-3572, 
      CVE-2015-0204)

Remediation/Fixes

The fix is to upgrade RequisitePro to 7.1.2.17, 7.1.3.14, or 7.1.4.7 and 
install OpenSSL 1.0.1l for IBM Rational RequisitePro.

Upgrade RequisitePro:

Affected version         Applying the fix
7.1.4.x (all versions)   Install Rational RequisitePro Fix Pack 7 (7.1.4.7)
7.1.3.x (all versions)   Install Rational RequisitePro Fix Pack 14 (7.1.3.14)
7.1.2.x (all versions)   Install Rational RequisitePro Fix Pack 17 (7.1.2.17). 
and 7.1.1.x (all         Note: 7.1.2.17 interoperates with all 7.1.x.x systems, 
versions)                and can be installed in the same way as 7.1.x.x fix 
                         packs.

Contact Rational Customer support for instructions to download and install 
the updated version of OpenSSL.

You should verify applying this fix does not cause any compatibility issues.

Workarounds and Mitigations

Disable any script that uses SSL and runs in ratlperl or cqperl until you 
apply the fixes listed above.

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support 
alerts like this.

References
Complete CVSS Guide
On-line Calculator V2

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

*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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