CVE-2021-27928
7.2 · HIGHOverview
CVE-2021-27928 is a high-severity vulnerability affecting mariadb mariadb. It was published on March 19, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from mariadb. Update mariadb to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| mariadb | mariadb | >= 10.2, < 10.2.37 | Affected |
| percona | percona_server | 0 | Affected |
| galeracluster | wsrep | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-27928?
CVE-2021-27928 is a high-severity vulnerability affecting mariadb mariadb. It was published on March 19, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2021-27928?
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-27928?
Check the references section for vendor advisories and patches from mariadb. Update mariadb to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-27928?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-27928 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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