Vulnerability in the RDBMS Security component of Oracle Database Server. The supported version that is affected is 12.1.0.2. Difficult to exploit vulnerability allows high privileged attacker having Create Session, Select Any Dictionary privilege with logon to the infrastructure where RDBMS Security executes to compromise RDBMS Security. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of RDBMS Security accessible data. CVSS 3.0 Base Score 1.9 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N).