CVE-2023-21874

LOW

MySQL Server < 8.0.30 - Authenticated Partial Denial of Service in Thread Pooling

Title source: llm
STIX 2.1

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Thread Pooling). Supported versions that are affected are 8.0.30 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).

References (1)

Core 1
Core References

Scores

CVSS v3 2.7
EPSS 0.0048
EPSS Percentile 65.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (1)
oracle/mysql_server 8.0.0 - 8.0.30
Published Jan 18, 2023
Tracked Since Feb 18, 2026