Security Bulletin: Vulnerability in SSLv3 affects Algo Credit Administrator (CVE-2014-3566)

Summary

SSLv3 contains a vulnerability that has been referred to as the Padding Oracle On Downgraded Legacy Encryption (POODLE) attack. SSLv3 is enabled in Algo Credit Administrator

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

IBM Algo Credit Administrator 2.2.0

Remediation/Fixes

A fix has been created for version 2.2.0 of the named product. Download and install the fix as soon as practicable. Fix and installation instructions are provided at the URL listed below.

For versions prior to 2.2.0 IBM recommends upgrading to a fixed, supported version/release/platform of the product.

Workarounds and Mitigations

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.

To disable the SSLv3 protocol in the Tomcat shipped as part of Algo Credit Administrator, edit $JLIB_CONFIG_DIR/apps/tomcat/cfg/conf/server.xml. Find the SSL connector and add the following two lines after the SSLEnabled=“true” line:

sslProtocol=“TLS”
sslEnabledProtocols=“TLSv1.2,TLSv1.1,TLSv1”