Improper input validation in MySQL Server - CVE-2019-2974

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Main Vulnerability Database Vulnerabilities #VU28706

Improper input validation in MySQL Server - CVE-2019-2974

Published: June 5, 2020


Vulnerability identifier: #VU28706
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-2974
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Server: Optimizer component in MySQL Server. A remote authenticated user can exploit this vulnerability to perform a denial of service (DoS) attack.


Affected software

MySQL Server
Amazon Linux AMI
Gentoo Linux
ClevOS
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Opensuse
Fedora
mariadb (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
rh-mysql80-mysql (Red Hat package)
rh-mariadb102-mariadb (Red Hat package)
mariadb (Alpine package)
rh-mariadb102-galera (Red Hat package)
community-mysql
mysql
rh-mariadb103-mariadb (Red Hat package)
mariadb
rh-mariadb103-galera (Red Hat package)
Red Hat OpenShift Container Platform

How to mitigate CVE-2019-2974

Install updates from vendor's website.

MySQL Server - addressed in versions 5.6.46, 5.7.28, 8.0.18
mariadb (Red Hat package) - update to 5.5.68-1.el7
rh-mysql80-mysql (Red Hat package) - update to 8.0.21-1.el7
rh-mariadb102-mariadb (Red Hat package) - addressed in versions 10.2.33-1.el6, 10.2.33-1.el7
mariadb (Alpine package) - update to 10.2.29-r0
rh-mariadb102-galera (Red Hat package) - addressed in versions 25.3.29-1.el6, 25.3.29-1.el7
Red Hat OpenShift Container Platform - update to 4.3.40
community-mysql - addressed in versions 8.0.18-1.fc29, 8.0.18-1.fc30, 8.0.18-1.fc31
mysql - addressed in versions 8.0-2920191102174605.6c81f848, 8.0-3020191102174605.a5b0195c, 8.0-3120191102174605.f636be4b
rh-mariadb103-mariadb (Red Hat package) - update to 10.3.27-1.el7
mariadb - addressed in versions 10.4-3020191209134426.a5b0195c, 10.4-3120191209134426.f636be4b
rh-mariadb103-galera (Red Hat package) - update to 25.3.31-1.el7

External References

Related Security Bulletins