CVE-2022-25406 in Tongda2000
Summary
by MITRE • 02/24/2022
Tongda2000 v11.10 was discovered to contain a SQL injection vulnerability in delete_query.php via the DELETE_STR parameter.
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Analysis
by VulDB Data Team • 02/26/2022
The vulnerability identified as CVE-2022-25406 represents a critical SQL injection flaw within the Tongda2000 v11.10 web application suite. This vulnerability specifically manifests in the delete_query.php component where user-supplied input through the DELETE_STR parameter is inadequately sanitized or validated before being incorporated into database query operations. The affected system processes this parameter directly without proper input filtering mechanisms, creating an exploitable condition that allows malicious actors to inject arbitrary SQL commands into the backend database. This particular vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a high-risk vulnerability due to its potential for unauthorized data access, modification, or deletion across the entire database infrastructure.
The operational impact of this vulnerability extends beyond simple data compromise as it provides attackers with elevated privileges to manipulate the underlying database structure and content. When an attacker successfully exploits this SQL injection flaw, they can execute commands that may result in complete database enumeration, unauthorized data extraction, modification of sensitive records, or even database destruction. The vulnerability affects the administrative functionality of the Tongda2000 system, potentially allowing attackers to bypass authentication mechanisms and gain unauthorized access to critical business data. This type of vulnerability aligns with ATT&CK technique T1190 - Exploit Public-Facing Application, which targets vulnerabilities in externally accessible web applications to establish persistent access to target networks.
Mitigation strategies for CVE-2022-25406 should prioritize immediate implementation of proper input validation and parameterized queries to prevent SQL injection attacks. Organizations should implement proper input sanitization measures that filter or escape special characters in the DELETE_STR parameter before database processing occurs. The recommended approach involves adopting prepared statements or parameterized queries that separate SQL code from user input, effectively neutralizing the injection threat. Additionally, implementing proper access controls and input validation at the application level can significantly reduce the attack surface. Security patches should be applied immediately to update the Tongda2000 system to versions that address this vulnerability, as the manufacturer has likely released remediation measures. Network-level protections such as web application firewalls and intrusion detection systems should also be configured to monitor for suspicious SQL injection patterns and block malicious requests targeting this specific vulnerability. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other components of the application suite and ensure comprehensive protection against similar threats.