Critical CVE-2022-27377 impacts MariaDB Server v10.6.3 and below with a use-after-free flaw in Item_func_in::cleanup(), allowing attackers to execute arbitrary code.
MariaDB Server v10.6.3 and below contain a critical use-after-free vulnerability in the component Item_func_in::cleanup(). Attackers can exploit this flaw using specially crafted SQL statements.
Understanding CVE-2022-27377
This CVE record highlights a serious vulnerability present in MariaDB Server versions 10.6.3 and earlier.
What is CVE-2022-27377?
CVE-2022-27377 is a use-after-free vulnerability identified in MariaDB Server, which enables threat actors to execute arbitrary code by utilizing malicious SQL statements.
The Impact of CVE-2022-27377
Exploitation of this vulnerability can lead to unauthorized access, data manipulation, or denial of service attacks on systems running the affected MariaDB Server versions.
Technical Details of CVE-2022-27377
Here are some technical specifics related to CVE-2022-27377:
Vulnerability Description
The vulnerability exists in the Item_func_in::cleanup() component of MariaDB Server, allowing attackers to trigger the use-after-free condition through crafted SQL statements.
Affected Systems and Versions
MariaDB Server versions 10.6.3 and earlier are impacted by this vulnerability.
Exploitation Mechanism
Threat actors can exploit this vulnerability remotely by sending specially designed SQL queries to the affected MariaDB Server instances.
Mitigation and Prevention
Protecting systems from CVE-2022-27377 requires immediate action and ongoing security practices.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates
Stay informed about security advisories and patches released by MariaDB to address critical vulnerabilities like CVE-2022-27377.