CVE-2020-2570

MEDIUM

Oracle MySQL Client 5.7.0-5.7.28 and 8.0.0-8.0.18 - Unauthenticated Denial of Service via Multiple Protocols

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 5.7.28 and prior and 8.0.18 and prior. Difficult to exploit vulnerability allows unauthenticated 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 3.0 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

References (3)

Core 3
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpujan2020.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4250-1/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202105-27

Scores

CVSS v3 5.9
EPSS 0.0029
EPSS Percentile 52.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (4)
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 19.10
oracle/mysql 5.7.0 - 5.7.28
Published Jan 15, 2020
Tracked Since Feb 18, 2026