CVE-2018-2562: High severity Oracle MySQL vulnerability
Last updated 18 August 2025
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.5.58 and prior, 5.6.38 and prior and 5.7.19 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 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.
External References:
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
— Red Hat
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.5.58 and prior, 5.6.38 and prior and 5.7.19 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 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 7.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H).
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2018-2562?
CVE-2018-2562 is rated as easily exploitable, allowing low privileged attackers network access.
How do I fix CVE-2018-2562?
To fix CVE-2018-2562, upgrade MySQL or MariaDB to the respective patched versions: MySQL 5.5.59, 5.6.39, or 5.7.20.
Which versions are affected by CVE-2018-2562?
Affected versions of MySQL include 5.5.58 and prior, 5.6.38 and prior, and 5.7.19 and prior.
What components are impacted by CVE-2018-2562?
CVE-2018-2562 affects the MySQL Server component under the Server: Partition subcomponent.
Is there a workaround for CVE-2018-2562?
There is no known workaround for CVE-2018-2562; applying the security update is the recommended approach.