CVE-2020-14827

libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Security: LDAP Auth)

CVE-2020-14827 is fixed in 18 products on 1 platform, first by libmysqlclient20 5.7.32-0ubuntu0.18.04.1, released October 21, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0159
75th percentile

Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Security: LDAP Auth). Supported versions that are affected are5.7.31 and prior and 8.0.21 and prior. Easily exploitable vulnerabilityallows low privileged attacker with network access via multiple protocolsto compromise MySQL Server. Successful attacks of this vulnerability canresult in unauthorized access to critical data or complete access to allMySQL Server accessible data. CVSS 3.1 Base Score 6.5 (Confidentialityimpacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Where it's fixed

ProductFixed inFixReleased
Linux
libmysqlclient20 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 libmysqlclient20 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
libmysqlclient21 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 libmysqlclient21 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
libmysqlclient21 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 libmysqlclient21 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-client · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-client 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-client · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-client 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-client · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-client 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-client-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-client-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-client-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-client-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-client-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-client-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-client-core-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-client-core-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-client-core-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-client-core-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-client-core-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-client-core-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-router · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-router 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-router · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-router 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-server · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-server 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-server · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-server 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-server · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-server 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-server-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-server-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-server-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-server-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-server-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-server-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-server-core-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-server-core-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-server-core-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-server-core-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-server-core-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-server-core-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-source-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-source-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-source-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-source-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-source-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-source-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-testsuite · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-testsuite 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-testsuite · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-testsuite 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-testsuite · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-testsuite 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026
mysql-testsuite-5.7 · Ubuntu 18.04.6 LTS (bionic) 5.7.32-0ubuntu0.18.04.1 mysql-testsuite-5.7 5.7.32-0ubuntu0.18.04.1 Oct 21, 2020
mysql-testsuite-8.0 · Ubuntu 20.04 LTS (focal) 8.0.22-0ubuntu0.20.04.2 mysql-testsuite-8.0 8.0.22-0ubuntu0.20.04.2 Jul 21, 2021
mysql-testsuite-8.0 · Ubuntu 24.10 (oracular) 8.0.22-0ubuntu0.20.10.2 mysql-testsuite-8.0 8.0.22-0ubuntu0.20.10.2 Jan 16, 2026

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