CVE-2018-3276: Medium severity Oracle MySQL vulnerability
Last updated 18 August 2025
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Memcached). 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.
External References:
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
— Red Hat
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Memcached). 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. CVSS 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-3276.
What is the severity level of CVE-2018-3276?
The severity level of CVE-2018-3276 is medium, with a severity value of 4.9.
Which versions of Oracle MySQL are affected by CVE-2018-3276?
Oracle MySQL versions 5.6.41 and prior, 5.7.23 and prior, and 8.0.12 and prior are affected by CVE-2018-3276.
How can an attacker exploit CVE-2018-3276?
An attacker with network access via multiple protocols can easily exploit CVE-2018-3276.
Where can I find more information about CVE-2018-3276?
You can find more information about CVE-2018-3276 at the following references: [http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html](http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html), [http://www.securityfocus.com/bid/105600](http://www.securityfocus.com/bid/105600), [http://www.securitytracker.com/id/1041888](http://www.securitytracker.com/id/1041888).