CVE-2018-2817: Medium severity Oracle MySQL vulnerability
Last updated 18 August 2025
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DDL). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 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.
External References:
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
— Red Hat
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DDL). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 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. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2018-2817?
CVE-2018-2817 has been assigned a CVSS score indicating it is highly severe due to its ability to be exploited by low privileged attackers.
How do I fix CVE-2018-2817?
To fix CVE-2018-2817, upgrade to MySQL version 5.5.60, 5.6.40, or 5.7.22 or later.
Which MySQL versions are vulnerable to CVE-2018-2817?
The vulnerable versions include MySQL 5.5.59 and prior, 5.6.39 and prior, and 5.7.21 and prior.
Can MariaDB be affected by CVE-2018-2817?
Yes, certain versions of MariaDB such as those before 10.0.35 may also be impacted by CVE-2018-2817.
How can CVE-2018-2817 be exploited?
CVE-2018-2817 is easily exploitable through network access, allowing attackers to manipulate the database server.