CVE-2020-14553: Canonical Ubuntu Linux

Medium severity, CVSS 4.3. EPSS: 1.9% chance of exploitation in the next 30 days.

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Pluggable Auth). Supported versions that are affected are 5.7.30 and prior and 8.0.20 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 20.04 only
• Fedoraproject Fedora: version 31 only; version 32 only; version 33 only
• Netapp Active Iq Unified Manager: affected versions not specified
• Netapp Oncommand Insight: affected versions not specified
• Netapp Oncommand Workflow Automation: affected versions not specified
• Netapp Snapcenter: affected versions not specified
• Oracle MySQL: from 5.7.0, up to and including 5.7.30; from 8.0.0, up to and including 8.0.20

Published 2020-07-15. Last modified 2026-06-17.