wss4j: Apache WSS4J is vulnerable to Bleichenbacher's attack (incomplete fix for CVE-2011-2487)

It was found that a prior countermeasure in Apache WSS4J for Bleichenbacher's attack on XML Encryption CVE-2011-2487 threw an exception that permitted an attacker to determine the failure of the attempted attack, thereby leaving WSS4J vulnerable to the attack. The original flaw allowed a remote...