CVE-2020-15180
mariadb: Insufficient SST method name check leading to code injection in mysql-wsrep
Severity
ImportantRed Hat Product Security
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 · 9CVSS: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