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Vulnerability DatabaseCVE-2020-2853

CVE-2020-2853: 
MySQL vulnerability analysis and mitigation

Overview

CVE-2020-2853 is a security vulnerability in the MySQL Server product of Oracle MySQL, specifically affecting the Server: Security: Privileges component. The vulnerability affects MySQL versions 8.0.18 and prior. This vulnerability was disclosed in April 2020 (Oracle CPU).

Technical details

The vulnerability has a CVSS 3.0 Base Score of 4.9 (Medium severity) with the following vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. The vulnerability is easily exploitable by a high-privileged attacker with network access via multiple protocols (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. The vulnerability only affects availability, with no impact on confidentiality or integrity (CVE).

Mitigation and workarounds

Oracle has released patches to address this vulnerability in MySQL version 8.0.19 and later. Users are strongly recommended to upgrade to a patched version. The vulnerability has also been addressed in various vendor-specific patches, including Red Hat, Fedora, and NetApp security updates (NetApp Advisory).

Additional resources

Source: This report was generated using AI

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