Description
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).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Connectors | 8.0.32 and prior | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | mysql-connector-java | No fix yet | — |
| Ubuntu 16.04 LTS | mysql-connector-java | No fix yet | — |
| Ubuntu 14.04 LTS | mysql-connector-java | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mysql-connector-java | 8.0.33-2.1 | openSUSE-SU-2024:12927-1 |
| openSUSE Leap 15.5 | mysql-connector-java | 8.0.33-150200.3.18.1 | SUSE-SU-2023:2979-1 |
| openSUSE Leap 15.4 | mysql-connector-java | 8.0.32-150200.3.15.1 | SUSE-SU-2023:2979-1, SUSE-SU-2023:2241-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 1 repository
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Avento/CVE-2023-21971_Analysis ★ 3 · Jun 8, 2023
CVE-2023-21971 Connector/J RCE Analysis分析
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 5
- WID-SEC-2023-1033 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 5, 2026
- openSUSE-SU-2024:12927-1 mysql-connector-java-8.0.33-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2979-1 Security update for mysql-connector-java SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2241-1 Security update for mysql-connector-java SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2023-1812 Oracle Communications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 20, 2023