CVE-2020-14742: Oracle Core Rdbms

Low severity, CVSS 2.7. EPSS: 0.9% chance of exploitation in the next 30 days.

Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows high privileged attacker having SYSDBA level account privilege with network access via Oracle Net to compromise Core RDBMS. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Core RDBMS accessible data. CVSS 3.1 Base Score 2.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N).

Affected products

• Oracle Core Rdbms: version 11.2.0.4 only; version 12.1.0.2 only; version 12.2.0.1 only; version 18c only; version 19c only

Published 2020-10-21. Last modified 2026-06-17.