CVE-2021-2340

LOW

MySQL Server < 8.0.25 - Authenticated Partial Denial of Service in Memcached Component

Title source: llm

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Memcached). Supported versions that are affected are 8.0.25 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 (4)

Core 4

Core References

Patch, Vendor Advisory x_refsource_misc

https://www.oracle.com/security-alerts/cpujul2021.html

Third Party Advisory x_refsource_confirm

https://security.netapp.com/advisory/ntap-20210723-0001/

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6OO2Q5PIFURXLLKCIJE6XF6VL4LLMNO5/

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPJAGVMRKODR4QIXQSVEM4BLRZUM7P3R/

Scores

CVSS v3 2.7

EPSS 0.0015

EPSS Percentile 34.9%

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 (6)

fedoraproject/fedora 33

fedoraproject/fedora 34

netapp/oncommand_insight

netapp/oncommand_workflow_automation

netapp/snapcenter

oracle/mysql 8.0.0 - 8.0.25

Published Jul 21, 2021

Tracked Since Feb 18, 2026