CVE-2018-3064: High severity Oracle MySQL vulnerability
Last updated 18 August 2025
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: InnoDB). Supported versions that are affected are 5.6.40 and prior, 5.7.22 and prior and 8.0.11 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/cpujul2018-4258247.html
— Red Hat
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: InnoDB). Supported versions that are affected are 5.6.40 and prior, 5.7.22 and prior and 8.0.11 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-2018-3064?
CVE-2018-3064 is classified as an easily exploitable vulnerability that affects specific versions of MySQL Server.
How do I fix CVE-2018-3064?
To remediate CVE-2018-3064, upgrade your MySQL or MariaDB versions to those specified as not affected, such as MySQL 5.6.41, 5.7.23, or 8.0.12.
Which versions of MySQL are affected by CVE-2018-3064?
Versions 5.6.40 and prior, 5.7.22 and prior, and 8.0.11 and prior of MySQL Server are affected by CVE-2018-3064.
Can CVE-2018-3064 be exploited remotely?
Yes, CVE-2018-3064 can be exploited by a low privileged attacker with network access.
What components of MySQL does CVE-2018-3064 affect?
CVE-2018-3064 impacts the MySQL Server component, specifically the InnoDB subcomponent.