high
7.9
CWE
863
Advisory Published
CVE Published
Updated

CVE-2021-2471

First published: Wed Oct 20 2021(Updated: )

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).

Credit: secalert_us@oracle.com secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
redhat/MySQL Connector/J<8.0.27
8.0.27
Oracle Communications Cloud Native Core Console=1.9.0
Oracle Communications Cloud Native Core Network Slice Selection Function=1.8.0
Oracle Communications Cloud Native Core Policy=1.15.0
Oracle Communications Cloud Native Core Security Edge Protection Proxy=1.7.0
Oracle Mysql Connectors>=8.0.0<=8.0.26
Quarkus Quarkus<2.2.4
Quarkus Quarkus>=2.3.0<2.6.0

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Parent vulnerabilities

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Frequently Asked Questions

  • What is CVE-2021-2471?

    CVE-2021-2471 is a vulnerability in the MySQL Connectors product of Oracle MySQL.

  • What is the severity of CVE-2021-2471?

    CVE-2021-2471 has a severity score of 7.4, which is considered high.

  • How does CVE-2021-2471 affect MySQL Connector/J?

    CVE-2021-2471 affects MySQL Connector/J versions 8.0.26 and prior.

  • How can an attacker exploit CVE-2021-2471?

    CVE-2021-2471 can be exploited by a high privileged attacker with network access via multiple protocols to compromise MySQL Connectors.

  • How do I fix CVE-2021-2471?

    To fix CVE-2021-2471, update MySQL Connector/J to version 8.0.27 or later.

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