The open-source database company released its MySQL version 5.0.21 update earlier this week. The update is designed to address security flaws in database server software versions 5.1.9; 5.0.20; 4.1.18; 4.0.26 and prior versions.
Security researcher FrSIRT rates the flaws as "moderate" risk. MySQL version 5.0, which was , is in .
FrSIRT noted that one of the three flaws involves a buffer overflow flaw, which could be exploited by attackers to execute arbitrary commands from a user's system.
The two other flaws can be exploited when a validation error occurs when inputting information. The vulnerabilities could allow attackers to disclose portions of the system's memory in the error messages.