CVE-2022-30500 in Jfinal
Summary
by MITRE • 05/26/2022
Jfinal cms 5.1.0 is vulnerable to SQL Injection.
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Analysis
by VulDB Data Team • 06/01/2022
The CVE-2022-30500 vulnerability affects Jfinal cms version 5.1.0 and represents a critical SQL injection flaw that allows remote attackers to execute arbitrary database commands. This vulnerability stems from inadequate input validation and improper parameterization of database queries within the content management system's backend processing logic. The flaw exists in the application's handling of user-supplied parameters that are directly incorporated into SQL statements without proper sanitization or prepared statement usage.
This vulnerability falls under CWE-89 which specifically addresses SQL injection attacks where untrusted data is embedded into SQL commands. The attack vector typically occurs when user input is accepted through web forms, URL parameters, or API endpoints and subsequently processed by the database layer without adequate protection mechanisms. In the context of Jfinal cms, this vulnerability likely manifests in areas where content management operations interact with the database, such as user authentication, content retrieval, or administrative functions.
The operational impact of this vulnerability is severe and multifaceted. Remote attackers can potentially extract sensitive data including user credentials, personal information, and system configurations from the underlying database. Additionally, attackers may modify or delete database records, escalate privileges, or even gain complete control over the database server. The vulnerability enables data exfiltration attacks that could result in regulatory compliance violations and significant financial losses for organizations relying on the affected system. The attack surface is particularly concerning given that CMS platforms often contain sensitive operational data and serve as entry points for broader network infiltration attempts.
From an attack framework perspective, this vulnerability aligns with ATT&CK technique T1071.004 which covers application layer protocol manipulation. The exploitation process typically involves crafting malicious input that bypasses application-level validation and successfully injects SQL commands into the backend database. Security controls such as web application firewalls, input validation mechanisms, and database access controls become critical in mitigating this risk. Organizations should implement proper parameterized queries, regular security code reviews, and comprehensive database monitoring to prevent exploitation attempts. The vulnerability also highlights the importance of keeping CMS platforms updated with the latest security patches and following secure coding practices that prevent injection attacks through proper input sanitization and output encoding mechanisms.