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Vulnerability DatabaseCVE-2022-21344

CVE-2022-21344: 
MySQL vulnerability analysis and mitigation

Overview

A vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication) affects versions 5.7.36 and prior, and 8.0.27 and prior. This easily exploitable vulnerability (CVE-2022-21344) allows high privileged attackers with network access via multiple protocols to compromise MySQL Server (Oracle CPU Jan 2022).

Technical details

The vulnerability has been assigned a CVSS 3.1 Base Score of 4.9 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. The vulnerability specifically affects the Replication component of MySQL Server and requires network access for exploitation (NVD, NetApp Advisory).

Impact

Successful exploitation of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server (Oracle CPU Jan 2022).

Mitigation and workarounds

Oracle has released security patches to address this vulnerability. Users should upgrade to versions later than MySQL 5.7.36 or 8.0.27. The patches are available through Oracle's Critical Patch Update program (Oracle CPU Jan 2022).

Additional resources

Source: This report was generated using AI

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