The SOAP with Attachments API for Java (SAAJ) implementation in the Web Services component in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.37 and 7.x before 7.0.0.15 allows remote attackers to cause a denial of service (memory consumption) via encrypted SOAP messages.
Weaknesses in this category are related to improper management of system resources.