The issue is related to the Core component of Oracle WebLogic Server and is caused by inadequate access control. It allows an unauthenticated attacker with network access via IIOP, T3 protocols to compromise the server. Successful attacks can result in the takeover of Oracle WebLogic Server. The vulnerability is easily exploitable and has been exploited in the wild. It is estimated that over 300 vulnerable servers could be exploited, leading to severe security threats.