National Cyber Awareness System
Vulnerability Summary for CVE-2011-3138
Original release date:08/12/2011
Last revised:09/07/2011
Source:
US-CERT/NIST
Overview
The LTPA STS module support implementation in IBM Tivoli Federated Identity Manager (TFIM) 6.2.0 before 6.2.0.9 and Tivoli Federated Identity Manager Business Gateway (TFIMBG) 6.2.0 before 6.2.0.9 relies on a static instance of a Java Development Kit (JDK) class, which might allow attackers to bypass LTPA token signature verification by leveraging lack of thread safety.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification
References to Advisories, Solutions, and Tools
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External Source: XF
Name: ibm-tfim-security-bypass(69198)
External Source: CONFIRM
Name: http://www.ibm.com/support/docview.wss?uid=swg24029498
External Source: CONFIRM
Name: http://www.ibm.com/support/docview.wss?uid=swg24029497
External Source: AIXAPAR
Name: IV01318
