CVE-2018-2646: Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML). Supported versions that are affected are 5.7.20 and prior. Ea...

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML). Supported versions that are affected are 5.7.20 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).

Metrics

EPSS Probability

2.72%

84.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Mysql	>= 5.7.0, <= 5.7.20

References

http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/102703Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040216Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:0586
https://security.netapp.com/advisory/ntap-20180117-0002/Third Party Advisory
https://usn.ubuntu.com/3537-1/
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/102703Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040216Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:0586
https://security.netapp.com/advisory/ntap-20180117-0002/Third Party Advisory
https://usn.ubuntu.com/3537-1/

Timeline

Published: Jan 18, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-2646?

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML). Supported versions that are affected are 5.7.20 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).

How severe is CVE-2018-2646?

Severity scoring for CVE-2018-2646 is pending analysis. The EPSS model estimates a 2.72% probability of exploitation in the next 30 days.

How do I fix CVE-2018-2646?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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