CVE-2018-3155: Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.7.23 and prior ...

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.7.23 and prior and 8.0.12 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. While the vulnerability is in MySQL Server, attacks may significantly impact additional products. 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 7.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).

Metrics

EPSS Probability

3.68%

88.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Mysql	>= 5.7.0, <= 5.7.23
Oracle	Mysql	>= 8.0.0, <= 8.0.12
Netapp	Oncommand Insight	All versions
Netapp	Oncommand Unified Manager	>= 9.4
Netapp	Oncommand Workflow Automation	All versions
Netapp	Snapcenter	All versions
Netapp	Storage Automation Store	All versions
Netapp	Oncommand Unified Manager	>= 7.3
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	18.10

References

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/105594Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041888Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:3655Third Party Advisory
https://security.netapp.com/advisory/ntap-20181018-0002/Third Party Advisory
https://usn.ubuntu.com/3799-1/Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/105594Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041888Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:3655Third Party Advisory
https://security.netapp.com/advisory/ntap-20181018-0002/Third Party Advisory
https://usn.ubuntu.com/3799-1/Third Party Advisory

Timeline

Published: Oct 17, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3155?

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.7.23 and prior and 8.0.12 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. While the vulnerability is in MySQL Server, attacks may significantly impact additional products. 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 7.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).

How severe is CVE-2018-3155?

Severity scoring for CVE-2018-3155 is pending analysis. The EPSS model estimates a 3.68% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3155?

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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