CVE-2023-21860 Privilege escalation in MySQL Cluster

Medium 6.3 Published 18 Jan 2023 Updated 16 Sep 2024

High-privileged attackers with physical network access can compromise MySQL Cluster, leading to full takeover.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-21860?

CVE-2023-21860 is a medium-severity vulnerability in Oracle Mysql Cluster, published on 18 Jan 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: Internal Operations). Supported versions that are affected are 7.4.38 and prior, 7.5.28 and prior, 7.6.24 and prior and 8.0.31 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).

Weakness: CWE-284

Which versions are affected by CVE-2023-21860?

It affects 1 product.

Products include Oracle Mysql Cluster.

How do I fix CVE-2023-21860?

No fix has been published for CVE-2023-21860 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-21860 being exploited?

There is no known exploitation of CVE-2023-21860 in the wild and no public exploit code.

All Oracle Mysql Cluster vulnerabilities

Sources

Also known as GHSA-w7x5-g6gj-cxw9.