# CVE-2018-3247: mysql-source-5.7: Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Merge)

CVE-2018-3247 is fixed in 10 products on 1 platform, first by libmysqlclient20 5.7.24-0ubuntu0.18.04.1, released July 23, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-3247
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0282
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 15, 2018

## Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Merge). Supported versions that are affected are 5.6.41 and prior, 5.7.23 and prior and 8.0.12 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.0 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libmysqlclient20 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [libmysqlclient20 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libmysqlclient20-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-client Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-client 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-client-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-client-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-client-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-client-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-client-core-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-client-core-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-client-core-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-server Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-server 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-server-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-server-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-server-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-server-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-server-core-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-server-core-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-server-core-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-source-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-source-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-source-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-testsuite Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-testsuite 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-testsuite-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |
| Linux | mysql-testsuite-5.7 Ubuntu 18.04.6 LTS (bionic) | 5.7.24-0ubuntu0.18.04.1 | [mysql-testsuite-5.7 5.7.24-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-mysql-testsuite-5.7-5.7.24-0ubuntu0.18.04.1.md) | Jul 23, 2019 |

---

Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo