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CVE-2020-15180

mariadb: Insufficient SST method name check leading to code injection in mysql-wsrep

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Severity

Important

Red Hat Product Security

9

CVSS 3.1

Review impact separately from score.

Published · October 6, 2020

Updated · November 2, 2026

Description

A flaw was found in the mysql-wsrep component of mariadb. Lack of input sanitization in wsrep_sst_method allows for command injection that can be exploited by a remote attacker to execute arbitrary commands on galera cluster nodes. This threatens the system's confidentiality, integrity, and availability.

Statement

galera packages as shipped with Red Hat Enterprise Linux and Red Hat Software Collections are not affected because they do not contain the vulnerable mysql-wsrep component.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.

CVSS / CWE

CVSS 3.1 · 9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CWE-94 · Improper Control of Generation of Code