Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2021-2002
CVE-2021-2002:
MySQL vulnerability analysis and mitigation
Overview
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication) affecting versions 8.0.22 and prior. This easily exploitable vulnerability allows high privileged attackers with network access via multiple protocols to compromise MySQL Server (Oracle Advisory).
Technical details
The vulnerability has a CVSS 3.1 Base Score of 4.9 (MEDIUM) with vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. The vulnerability requires high privileges and network access to exploit, with impacts primarily affecting system availability (NVD).
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 Advisory).
Mitigation and workarounds
Oracle has released patches to address this vulnerability in MySQL version 8.0.23. Users should upgrade to this or later versions. For systems that cannot be immediately upgraded, network access to the MySQL server should be restricted to trusted hosts only (Oracle Advisory, Gentoo Advisory).
Additional resources
Source: This report was generated using AI
Related MySQL vulnerabilities:
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