Security Bulletin: Rational Performance Tester Open Source OpenSAML XML Information Disclosure (CVE-2013-6440)

Summary

A potential security vulnerability exists in IBM Rational Performance Tester related to OpenSAML. OpenSAML could allow a remote authenticated attacker to obtain sensitive information, caused by an error when parsing XML entities. By persuading a victim to open a specially-crafted XML document containing external entity references, an attacker could exploit this vulnerability to obtain sensitive information. The vulnerability has been eliminated in the latest version of IBM Rational Performance Tester.

Vulnerability Details

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CVE ID: CVE-2013-6440

Description: OpenSAML could allow a remote authenticated attacker to obtain sensitive information, caused by an error when parsing XML entities.

CVSS Base Score: 4.3 **CVSS Temporal Score:**See <https://exchange.xforce.ibmcloud.com/vulnerabilities/89714&gt; for the current score *CVSS Environmental Score:**Undefined CVSS Vector: (AV:N/AC:M/Au:S/C:N/I:P/A:N)

Affected Products and Versions

Rational Performance Tester versions 8.2.x, 8.3.x, 8.5.x.

Remediation/Fixes

Upgrade to Rational Performance Tester Fix Pack 2 (8.5.1.2) for 8.5.1

Workarounds and Mitigations

The workaround for version 8.5.x:

1. Locate the following jars (opensaml-2.5.1-1.jar andopensaml-1.1.jar) in the installation directories of the product for the plugins com.ibm.rational.ttt.common.models.core.

For example:
C:\IBM\IBMIMShared\plugins\com.ibm.rational.ttt.common.models.core_8.3.0.v20120926_1424\lib\open\security

2. Delete the two jars

3. Download the jar opensaml-2.6.1.jar (_<http://shibboleth.net/downloads/java-opensaml/&gt;_)

4. Rename to **opensaml-2.5.1-1.jar

**
5. Place if into the installation directory in which the two previous jars were located.

The workaround for versions 8.2 / 8.2.1 / 8.3.x

1. Locate the following jars (opensaml-2.2.3.jar andopensaml-1.1.jar) in the installation directories of the product for the plugins com.ibm.rational.ttt.common.models.core.

For example:
C:\IBM\IBMIMShared\plugins\com.ibm.rational.ttt.common.models.core_8.3.0.v20120926_1424\lib\open\security

2. Delete the two jars.

3. Download the jar opensaml-2.6.1.jar (_<http://shibboleth.net/downloads/java-opensaml/&gt;_)

4. Rename to opensaml-2.2.3.jar

5. Place if into the installation directory in which the two previous jars were located.