Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2021-2304
CVE-2021-2304:
MySQL vulnerability analysis and mitigation
Overview
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Stored Procedure) affecting versions 8.0.23 and prior. This vulnerability allows high privileged attackers with network access via multiple protocols to compromise MySQL Server (Oracle Advisory, MITRE).
Technical details
The vulnerability has a CVSS 3.1 Base Score of 5.5 (Medium) with the following vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H. The attack requires network access and high privileges, but has low attack complexity and requires no user interaction (NVD).
Impact
Successful exploitation can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data (Oracle Advisory).
Mitigation and workarounds
Oracle has released patches to address this vulnerability in MySQL version 8.0.25. Ubuntu users should upgrade to mysql-server-8.0 version 8.0.25-0ubuntu0.21.04.1 for Ubuntu 21.04, version 8.0.25-0ubuntu0.20.10.1 for Ubuntu 20.10, and version 8.0.25-0ubuntu0.20.04.1 for Ubuntu 20.04 LTS (Ubuntu Notice).
Additional resources
Source: This report was generated using AI
Related MySQL vulnerabilities:
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