Security Bulletin: Security exposure in IBM Cognos Mobile (CVE-2014-0937)
IBM Cognos Mobile for Android consistently negotiates TLSv1.0 when TLSv1.2 is supported both on the client and the server.
CVE ID: CVE-2014-0937
DESCRIPTION The android application, IBM Cognos Mobile for Android negotiates TLSv1.0 even though the SSL server requests TLSv1.2, and the version of android on the client support v1.2. As a rule, SSL clients should negotiate to the highest version supported on both the client and the server. In this case, however, this is not happening. This version of TLS has a number of knows attacks against it including, BEAST attack and MITM attacks.
CVSS Base Score: 5.8
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/93586 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:N)
Affected Products and Versions
IBM Cognos Mobile 10.2.1
The recommended solution is to update your version with the latest available (10.2.1.4.1) from the Google Play store as soon as it is practical.
Workarounds and Mitigations
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*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.
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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