#VU57498 Improper input validation in MySQL Cluster - CVE-2021-22931

Vulnerability identifier: #VU57498

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-22931

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MySQL Cluster
Web applications / Remote management & hosting panels

Vendor: Oracle

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Cluster: General (Node.js) component in MySQL Cluster. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MySQL Cluster: 8.0.16 - 8.0.26

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External links
https://www.oracle.com/security-alerts/cpuoct2021.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.