CVE-2018-3070: Medium severity Oracle MySQL vulnerability
Last updated 18 August 2025
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Client mysqldump). Supported versions that are affected are 5.5.60 and prior, 5.6.40 and prior and 5.7.22 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/cpujul2018-4258247.html
— Red Hat
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Client mysqldump). Supported versions that are affected are 5.5.60 and prior, 5.6.40 and prior and 5.7.22 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-2018-3070?
CVE-2018-3070 is considered an easily exploitable vulnerability with low privileges required for attack.
How do I fix CVE-2018-3070?
To fix CVE-2018-3070, upgrade to MySQL versions 5.5.61, 5.6.41, or 5.7.23 or later.
What software is affected by CVE-2018-3070?
Affected software includes Oracle MySQL versions 5.5.60 and prior, 5.6.40 and prior, and 5.7.22 and prior.
Can CVE-2018-3070 be remotely exploited?
Yes, CVE-2018-3070 can be remotely exploited by a low privileged attacker with network access.
What components are impacted by CVE-2018-3070?
The vulnerability specifically affects the MySQL Server component, particularly the mysqldump client.