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Incorrect Authorization in MySQL Connector Java

Moderate severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

maven mysql:mysql-connector-java (Maven)

Affected versions

>= 8.0.0, <= 8.0.26

Patched versions

8.0.27

Description

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).

References

Published by the National Vulnerability Database Oct 20, 2021
Published to the GitHub Advisory Database May 24, 2022
Reviewed Jun 22, 2022
Last updated Jan 27, 2023

Severity

Moderate
5.9
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
High
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H

Weaknesses

CVE ID

CVE-2021-2471

GHSA ID

GHSA-w6f2-8wx4-47r5

Source code

No known source code
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