CVE-2023-21963

LowCVSS 2.7/10Last modified Jun 17, 2026

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Connection Handling). Supported versions that are affected are 5.7.40 and prior and 8.0.31 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 2.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L).

Metrics

CVSS 3.1 2.7/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Affected software

VendorProductVersions
Oracle CorporationMySQL Server5.7.40 and prior; 8.0.31 and prior

References

Timeline

Published
Apr 18, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-21963: Low severity, CVSS 2.7 | Vulnix