IBM Tivoli Federated Identity Manager (TFIM) 6.2.0 before 6.2.0.11, 6.2.1 before 6.2.1.3, and 6.2.2 before 6.2.2.2 and Tivoli Federated Identity Manager Business Gateway (TFIMBG) 6.2.0 before 6.2.0.11, 6.2.1 before 6.2.1.3, and 6.2.2 before 6.2.2.2 do not check whether an OpenID attribute is signed in the (1) SREG (aka simple registration extension) and (2) AX (aka attribute exchange extension) cases, which allows man-in-the-middle attackers to spoof OpenID provider data by inserting unsigned attributes.
https://exchange.xforce.ibmcloud.com/vulnerabilities/77790
http://www.securityfocus.com/bid/56390
http://www-01.ibm.com/support/docview.wss?uid=swg21615748
http://www-01.ibm.com/support/docview.wss?uid=swg21615744
http://www-01.ibm.com/support/docview.wss?uid=swg1IV23453
http://www-01.ibm.com/support/docview.wss?uid=swg1IV23452