CVE-2021-2308
libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Information Schema)
CVE-2021-2308 is fixed in 20 products on 1 platform, first by libmysqlclient21 8.0.25-0ubuntu0.20.04.1, released July 21, 2021. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
2.7
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0096
61st percentile
Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Information Schema). Supported versions that are affected are8.0.23 and prior. Easily exploitable vulnerability allows high privilegedattacker with network access via multiple protocols to compromise MySQLServer. Successful attacks of this vulnerability can result in unauthorizedread access to a subset of MySQL Server accessible data. CVSS 3.1 BaseScore 2.7 (Confidentiality impacts). CVSS Vector:(CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libmysqlclient21 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | libmysqlclient21 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| libmysqlclient21 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | libmysqlclient21 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mecab · RHEL 8 | 0:0.996-1.module+el8.0.0+3898+e09bb8de.9 | RHSA-2021:3590 | Sep 21, 2021 |
| mecab · ol 8 | 0:0.996-1.module+el8.0.0+5253+1dce7bb2.9 | ELSA-2021-3590 | Sep 23, 2021 |
| mecab-ipadic · RHEL 8 | 0:2.7.0.20070801-16.module+el8.0.0+3898+e09bb8de | RHSA-2021:3590 | Sep 21, 2021 |
| mecab-ipadic · ol 8 | 0:2.7.0.20070801-16.0.1.module+el8.0.0+5253+1dce7bb2 | ELSA-2021-3590 | Sep 23, 2021 |
| mecab-ipadic-EUCJP · RHEL 8 | 0:2.7.0.20070801-16.module+el8.0.0+3898+e09bb8de | RHSA-2021:3590 | Sep 21, 2021 |
| mecab-ipadic-EUCJP · ol 8 | 0:2.7.0.20070801-16.0.1.module+el8.0.0+5253+1dce7bb2 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-client · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-client 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-client · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-client 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-client-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-client-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-client-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-client-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-client-core-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-client-core-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-client-core-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-client-core-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-common · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-common · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-devel · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-devel · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-errmsg · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-errmsg · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-libs · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-libs · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-router · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-router 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-router · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-router 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-server · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-server · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-server 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-server · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-server 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-server · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-server-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-server-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-server-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-server-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-server-core-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-server-core-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-server-core-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-server-core-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-source-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-source-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-source-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-source-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-test · RHEL 8 | 0:8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 | Sep 21, 2021 |
| mysql-test · ol 8 | 0:8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 | Sep 23, 2021 |
| mysql-testsuite · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-testsuite 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-testsuite · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-testsuite 8.0.25-0ubuntu3 | Jan 16, 2026 |
| mysql-testsuite-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.25-0ubuntu0.20.04.1 | mysql-testsuite-8.0 8.0.25-0ubuntu0.20.04.1 | Jul 21, 2021 |
| mysql-testsuite-8.0 · Ubuntu 24.10 (oracular) | 8.0.25-0ubuntu3 | mysql-testsuite-8.0 8.0.25-0ubuntu3 | Jan 16, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.