Vulnerability in the Advanced Networking Option component of Oracle Database Server. Supported versions that are affected are 19.3-19.19 and 21.3-21.10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Advanced Networking Option. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Advanced Networking Option accessible data. CVSS 3.1 Base Score 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).