Vulnerability identifier: #VU65506

Vulnerability risk: Medium

CVSSv3.1: 7 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-21550

CWE-ID: CWE-191

Exploitation vector: Local network

Exploit availability: No

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

Vendor: Oracle

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to integer underflow when processing Data Node jobs. A remote user can send a specially crafted input to the affected application, trigger integer an underflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MySQL Cluster: 7.4.1 - 7.4.36, 7.5.0 - 7.5.26, 7.6.2 - 7.6.22, 8.0.16 - 8.0.29

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External links
http://www.oracle.com/security-alerts/cpujul2022.html
http://www.zerodayinitiative.com/advisories/ZDI-22-1026/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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