MySQL, MariaDB, and PerconaDB administrators need to check their database versions, as attackers can chain two critical vulnerabilities and completely take over the server hosting the database.
The two critical vulnerabilities, which can lead to arbitrary code execution, root privilege escalation, and server compromise, affect MySQL and forks like Percona Server, Percona XtraDB Cluster, and MariaDB, according to security researcher Dawid Golunski, who provided details of the vulnerability on LegalHackers. Administrators should install the latest updates as soon as possible, or in cases where the patches cannot be applied, they should disable symbolic link support within the database server configuration by setting symbolic-links=0
in my.cnf.
Read more at InfoWorld