Main Vulnerability Database Vulnerabilities #VU26912

Improper input validation in MySQL Server - CVE-2020-2790

Published: April 15, 2020

Vulnerability identifier: #VU26912

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-2020-2790

CWE-ID: CWE-20

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: Pluggable Auth component in MySQL Server. A remote authenticated user can exploit this vulnerability to perform a denial of service (DoS) attack.

Affected software

MySQL Server
Gentoo Linux

How to mitigate CVE-2020-2790

Install updates from vendor's website.

MySQL Server - update to 5.7.29

External References

https://www.oracle.com/security-alerts/cpuapr2020.html

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