CVE-2021-35592: 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 access 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 7.5.23 and prior, 7.6.19 and prior and 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the 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:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2021-35592?
CVE-2021-35592 is considered a critical vulnerability due to its potential for remote code execution without authentication.
How do I fix CVE-2021-35592?
To fix CVE-2021-35592, you should upgrade Oracle MySQL Cluster to the latest version that is not affected by this vulnerability.
What versions of Oracle MySQL Cluster are affected by CVE-2021-35592?
CVE-2021-35592 affects Oracle MySQL Cluster versions 7.5.0 to 7.5.23, 7.6.0 to 7.6.19, and 8.0.0 to 8.0.26.
Can CVE-2021-35592 be exploited remotely?
Yes, CVE-2021-35592 can be exploited remotely by attackers with no authentication required.
What type of attack does CVE-2021-35592 allow?
CVE-2021-35592 allows remote attackers to execute arbitrary code on affected installations of Oracle MySQL Cluster.