CVE-2021-2471

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).

Affected

Oracle Corporation · MySQL Connectors

CVSS v3.1 ORACLE

5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H

CVSS v2.0 NVD

7.9 HIGHAV:N/AC:M/Au:S/C:C/I:N/A:C

EPSS

7.49% chance of exploitation in the next 30 days, 94th percentile

Published

2021-10-20

Updated

2024-09-25

Proof-of-concept exploits (2)

• DrunkenShells/CVE-2021-24713★ · 2021-10-22
• cckuailong/CVE-2021-24713★ · 2021-10-23

Security advisories

• https://www.oracle.com/security-alerts/cpuapr2022.html
• https://www.oracle.com/security-alerts/cpuoct2021.html
• advisories/GHSA-w6f2-8wx4-47r5

References

• CVE Record
• NVD entry

Related

• CVE-2019-10092
• CVE-2019-11287
• CVE-2019-12401
• CVE-2019-12409
• CVE-2019-1332
• CVE-2019-14678