CVE-2022-44644 : Exploit Details and Defense Strategies

Apache Linkis (incubating) has a vulnerability that allows an authenticated attacker to read arbitrary local files. Here's what you need to know about CVE-2022-44644.

Understanding CVE-2022-44644

Apache Linkis (incubating) is affected by a Local File Read Vulnerability in the DatasourceManager module.

What is CVE-2022-44644?

In Apache Linkis <=1.3.0 when used with the MySQL Connector/J in the data source module, an authenticated attacker could read arbitrary local files by connecting a rogue MySQL server, By adding allowLoadLocalInfile to true in the JDBC parameter. Users are recommended to upgrade the version of Linkis to version 1.3.1.

The Impact of CVE-2022-44644

This vulnerability can potentially lead to unauthorized access to sensitive local files on the system, posing a serious security risk to affected systems.

Technical Details of CVE-2022-44644

Here are the technical details related to CVE-2022-44644:

Vulnerability Description

The vulnerability allows an authenticated attacker to read arbitrary local files when using Apache Linkis <=1.3.0 with the MySQL Connector/J in the data source module.

Affected Systems and Versions

Apache Linkis (incubating) versions <= 1.3.0 are affected by this vulnerability.

Exploitation Mechanism

By connecting a rogue MySQL server and adding allowLoadLocalInfile to true in the JDBC parameter, an attacker can exploit this vulnerability.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-44644, consider the following steps:

Immediate Steps to Take

Users should upgrade the version of Linkis to version 1.3.1 to address the vulnerability and prevent unauthorized file access.

Long-Term Security Practices

Regularly updating software and implementing proper access controls can help enhance the overall security posture of the system.

Patching and Updates

Stay informed about security advisories and promptly apply patches and updates to ensure the protection of your system.