CVE-2023-21971

What it is

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.32 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors as well as unauthorized update, insert or delete access to some of MySQL Connectors accessible data and unauthorized read access to a subset of MySQL Connectors accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:H).

At a glance

Exploitability

Can be exploited over the network with an admin-level account, but needs a user to act. High risk of service disruption.

Exploit odds

1.5% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-04-18 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:34 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.5% in the next 30 days (EPSS).
• Severity: 5.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-04-18 20:15 UTC

Last modified

2026-06-17 05:34 UTC

Exploit probability

1.5% · EPSS, next 30 days

Record status

Modified

Affected

• Oracle Communications Cloud Native Core Binding Support Function 22.4.0
• Oracle Communications Cloud Native Core Binding Support Function 23.1.0
• Oracle Communications Cloud Native Core Policy 22.4.0
• Oracle Communications Cloud Native Core Policy 23.1.0
• Oracle MySQL Connectors ≤ 8.0.32
• Netapp Active Iq Unified Manager
• Netapp Oncommand Insight
• Netapp Snapcenter

Attack profile CVSS 3.1 · 5.3

Attack vector

Network

Complexity

High

Privileges needed

High

User interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-21971.md and follow it. Check whether this project is affected by CVE-2023-21971. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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