CVE-2019-2998: Medium severity Oracle MySQL vulnerability
Last updated 25 August 2025
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.17 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/cpuoct2019-5072832.html
— Red Hat
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.17 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 severity of CVE-2019-2998?
CVE-2019-2998 is considered easily exploitable with high severity, allowing a privileged attacker to compromise MySQL Server.
How do I fix CVE-2019-2998?
To mitigate CVE-2019-2998, upgrade MySQL Server to version 8.0.18 or later.
Which MySQL versions are affected by CVE-2019-2998?
CVE-2019-2998 affects MySQL Server versions 8.0.17 and earlier.
Is CVE-2019-2998 exploitable remotely?
Yes, CVE-2019-2998 allows exploitation over the network via multiple protocols.
What component of MySQL Server is impacted by CVE-2019-2998?
CVE-2019-2998 impacts the Optimizer component of MySQL Server.