Improper input validation in MySQL Server - CVE-2019-2911

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Main Vulnerability Database Vulnerabilities #VU28731

Improper input validation in MySQL Server - CVE-2019-2911

Published: June 5, 2020


Vulnerability identifier: #VU28731
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-2911
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote privileged user to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Information Schema component in MySQL Server. A remote privileged user can exploit this vulnerability to gain access to sensitive information.


Affected software

MySQL Server
Amazon Linux AMI
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 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 for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Fedora
rh-mysql80-mysql (Red Hat package)
community-mysql
mysql

How to mitigate CVE-2019-2911

Install updates from vendor's website.

MySQL Server - addressed in versions 5.6.46, 5.7.28, 8.0.18
rh-mysql80-mysql (Red Hat package) - update to 8.0.21-1.el7
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

External References

Related Security Bulletins