CVE-2020-14550

MEDIUM

MySQL Client 5.6.0-5.6.48, 5.7.0-5.7.30, 8.0.0-8.0.20 - Denial of Service via C API

Title source: llm
STIX 2.1

Description

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.48 and prior, 5.7.30 and prior and 8.0.20 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4441-1/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202105-27
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210622-0001/

Scores

CVSS v3 5.3
EPSS 0.0079
EPSS Percentile 74.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (11)
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 20.04
fedoraproject/fedora 31
fedoraproject/fedora 32
fedoraproject/fedora 33
mariadb/mariadb 5.5.0 - 5.5.61
netapp/active_iq_unified_manager (2 CPE variants)
netapp/oncommand_insight
netapp/oncommand_workflow_automation
... and 1 more
Published Jul 15, 2020
Tracked Since Feb 18, 2026