Oracle MySQL Server up to 5.7.31/8.0.21 FTS denial of service

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.7.31/8.0.21. It has been declared as critical. Affected by this issue is some unknown functionality of the component FTS. Such manipulation leads to denial of service. This vulnerability is traded as CVE-2020-14789. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle MySQL Server up to 5.7.31/8.0.21 (Database Software) and classified as critical. Affected by this issue is some unknown processing of the component FTS. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was shared 10/20/2020 as Oracle Critical Patch Update Advisory - October 2020. The advisory is available at oracle.com. This vulnerability is handled as CVE-2020-14789. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 236704 (Alibaba Cloud Linux 3 : 0014: mariadb:10.3 (ALINUX3-SA-2021:0014)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236704). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• MySQL Server

Version

• 5.7.0
• 5.7.1
• 5.7.2
• 5.7.3
• 5.7.4
• 5.7.5
• 5.7.6
• 5.7.7
• 5.7.8
• 5.7.9
• 5.7.10
• 5.7.11
• 5.7.12
• 5.7.13
• 5.7.14
• 5.7.15
• 5.7.16
• 5.7.17
• 5.7.18
• 5.7.19
• 5.7.20
• 5.7.21
• 5.7.22
• 5.7.23
• 5.7.24
• 5.7.25
• 5.7.26
• 5.7.27
• 5.7.28
• 5.7.29
• 5.7.30
• 5.7.31
• 8.0.0
• 8.0.1
• 8.0.2
• 8.0.3
• 8.0.4
• 8.0.5
• 8.0.6
• 8.0.7
• 8.0.8
• 8.0.9
• 8.0.10
• 8.0.11
• 8.0.12
• 8.0.13
• 8.0.14
• 8.0.15
• 8.0.16
• 8.0.17
• 8.0.18
• 8.0.19
• 8.0.20
• 8.0.21

License

• open-source

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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