Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.

The WS-Security implementation in IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.47, 7.0 before 7.0.0.31, 8.0 before 8.0.0.8, and 8.5 before 8.5.5.1, and WAS Feature Pack for Web Services 6.1 before 6.1.0.47, when a trust store is configured for XML Digital Signatures, does not properly verify X.509 certificates, which allows remote attackers to obtain privileged access via unspecified vectors.

The proxy server in IBM WebSphere Application Server 7.0 before 7.0.0.27, 8.0 before 8.0.0.5, and 8.5 before 8.5.0.1, and WebSphere Virtual Enterprise, allows remote attackers to cause a denial of service (daemon outage) via a crafted request.