CVE-2021-27928

Public Exploit

Description

A remote code execution issue was discovered in MariaDB 10.2 before 10.2.37, 10.3 before 10.3.28, 10.4 before 10.4.18, and 10.5 before 10.5.9; Percona Server through 2021-03-03; and the wsrep patch through 2021-03-03 for MySQL. An untrusted search path leads to eval injection, in which a database SUPER user can execute OS commands after modifying wsrep_provider and wsrep_notify_cmd. NOTE: this does not affect an Oracle product.

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 48.95% Top 5%
Vendor Advisory gentoo.org Vendor Advisory mariadb.org Vendor Advisory mariadb.com Vendor Advisory mariadb.com Vendor Advisory mariadb.com Vendor Advisory mariadb.com Vendor Advisory mariadb.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://mariadb.com/kb/en/security/ vendor advisory
https://jira.mariadb.org/browse/MDEV-25179 issue tracking vendor advisory
https://mariadb.com/kb/en/mariadb-10237-release-notes/ release notes vendor advisory
https://mariadb.com/kb/en/mariadb-10328-release-notes/ release notes vendor advisory
https://mariadb.com/kb/en/mariadb-10418-release-notes/ release notes vendor advisory
https://mariadb.com/kb/en/mariadb-1059-release-notes/ release notes vendor advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00028.html third party advisory mailing list
http://packetstormsecurity.com/files/162177/MariaDB-10.2-Command-Execution.html exploit vdb entry third party advisory
https://security.gentoo.org/glsa/202105-28 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-27928?
CVE-2021-27928 has been scored as a high severity vulnerability.
How to fix CVE-2021-27928?
To fix CVE-2021-27928, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27928 being actively exploited in the wild?
It is possible that CVE-2021-27928 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~49% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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