Improper Access Control
IBM WebSphere Application Server (WAS) 7.0 before 188.8.131.52, 8.0 before 184.108.40.206, 8.5 before 220.127.116.11, 9.0 before 18.104.22.168, and Liberty before 22.214.171.124 allows remote authenticated users to execute arbitrary Java code via a crafted serialized object.
CWE-284 - Improper Access Control
Listed 5th in the 'OWASP Top Ten', improper (or broken) access control attacks are a fundamental type of vulnerability. This includes a broad range of design flaws that enable users to act outside of their intended permissions. They can use these privileges to gain access to restricted files and functionality such as accessing restricted information, falsifying records, destroying data, or executing commands.