CVE-2022-21318: Oracle MySQL Cluster Data Node Improper Validation of Array Index Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle MySQL Cluster. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of Data Node jobs. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an array. An attacker can leverage this vulnerability to execute code in the context of the service account.
Other sources
Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 7.6.20 and prior and 8.0.27 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Cluster executes to compromise MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of MySQL Cluster. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for this Oracle MySQL Cluster vulnerability?
The vulnerability ID for this Oracle MySQL Cluster vulnerability is CVE-2022-21318.
What is the title of this Oracle MySQL Cluster vulnerability?
The title of this Oracle MySQL Cluster vulnerability is 'Oracle MySQL Cluster Data Node Improper Validation of Array Index Remote Code Execution Vulnerability.'
Which versions of Oracle MySQL Cluster are affected by this vulnerability?
Versions 7.6.20 and prior, as well as 8.0.27 and prior, of Oracle MySQL Cluster are affected by this vulnerability.
What is the severity rating of this Oracle MySQL Cluster vulnerability?
The severity rating of this Oracle MySQL Cluster vulnerability is 9.8 (Critical).
How can I fix this Oracle MySQL Cluster vulnerability?
To fix this vulnerability, it is recommended to update to a version of Oracle MySQL Cluster that is not affected by the vulnerability. Please refer to the vendor's security advisory for more information.