Vulnerability in the Oracle Text component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1 and 18c. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via OracleNet to compromise Oracle Text. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Text accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Text. CVSS 3.0 Base Score 4.6 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L).
http://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html