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Vulnerability DatabaseCVE-2022-21444

CVE-2022-21444: 
MySQL vulnerability analysis and mitigation

Overview

The vulnerability (CVE-2022-21444) affects MySQL Server, specifically in the Server: DDL component. It was disclosed on April 19, 2022, and affects MySQL versions 5.7.37 and prior. This is a difficult to exploit vulnerability that allows high-privileged attackers with network access to compromise MySQL Server through multiple protocols (NVD, Ubuntu).

Technical details

The vulnerability has been assigned a CVSS score of 4.4 (Medium), with the vector CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H. The technical assessment indicates that it requires high privilege levels and is difficult to exploit, despite having network attack vectors (NetApp).

Impact

Successful exploitation of this vulnerability could lead to a hang or frequently repeatable crash of MySQL Server, resulting in a partial or complete denial of service (DoS) (NetApp).

Mitigation and workarounds

Oracle has addressed this vulnerability in MySQL version 5.7.38. Users are strongly recommended to upgrade their MySQL installations to this version or later. For Ubuntu 16.04 ESM users, the fix is available in mysql-server-5.7 version 5.7.38-0ubuntu0.16.04.1+esm1 (Ubuntu).

Additional resources

Source: This report was generated using AI

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