Security Bulletin
Summary
SSLv3 contains a vulnerability that has been referred to as the Padding Oracle On Downgraded Legacy Encryption (POODLE) attack. SSLv3 is enabled in Tivoli Netcool Service Quality Manager.
Vulnerability Details
CVE-ID: CVE-2014-3566
DESCRIPTION: Product could allow a remote attacker to obtain sensitive information, caused by a design error when using the SSLv3 protocol. A remote user with the ability to conduct a man-in-the-middle attack could exploit this vulnerability via a POODLE (Padding Oracle On Downgraded Legacy Encryption) attack to decrypt SSL sessions and access the plaintext of encrypted connections.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/97013 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Affected Products and Versions
This vulnerability affects Tivoli Netcool Service Quality Manager 4.1.4
Remediation/Fixes
IBM has provided patches for all affected versions. Follow the installation instructions in the README files included with the patch.
The interim fix 4.1.4-TIV-TNSQM-IF0021 can be downloaded from the IBM Fix Central site:
http://www-933.ibm.com/support/fixcentral/swg/doSelectFixes?options.selectedFixes=4.1.4-TIV-TNSQM-IF0021&continue=1
The IBM WebSphere Application Server Interim Fix PI28796 can be downloaded from the IBM Fix Central site: http://www-01.ibm.com/support/docview.wss?uid=swg24038669
Workarounds and Mitigations
SSLv3 users will want to disable SSLv3.
To disable SSLv3 the configuration of the WebSphere Application Server has to be modified as described in the following technote: http://www-01.ibm.com/support/docview.wss?uid=swg21687173.
To disable SSLv3 the configuration of the Apache Tomcat server has to be modified by the following procedure:
- The file ${WMCROOT}/tomcat/conf/server.xml has to be modified. When the value of the parameter 'sslProtocol' is "SSL" or "SSLv3" then the parameter value has to be changed to "TLS".
- The Apache Tomcat server has to be restarted. To restart the server the following commands should be executed by the 'saserver' user':
$ sap stop coreweb
$ sap start coreweb
IBM recommends that you review your entire environment to identify areas that enable the SSLv3 protocol and take appropriate mitigation and remediation actions. The most immediate mitigation action that can be taken is disabling SSLv3. You should verify disabling SSLv3 does not cause any compatibility issues.
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References
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Product Synonym
TNSQM
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Document Information
Modified date:
17 June 2018
UID
swg21687833