CVE-2023-3522 in License Portal System
Summary
by MITRE • 08/08/2023
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in a2 License Portal System allows SQL Injection.
This issue affects License Portal System: before 1.48.
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Analysis
by VulDB Data Team • 05/22/2026
The vulnerability identified as CVE-2023-3522 represents a critical SQL injection flaw within the a2 License Portal System that enables attackers to manipulate database queries through improper neutralization of special elements. This vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection vulnerabilities where input data is not properly sanitized before being incorporated into SQL commands. The flaw exists in versions of the License Portal System prior to 1.48, indicating that organizations running older iterations remain exposed to potential exploitation.
The technical implementation of this vulnerability occurs when user-supplied input is directly concatenated into SQL query strings without adequate sanitization or parameterization. Attackers can exploit this weakness by injecting malicious SQL code through input fields or parameters that are processed by the system. The improper neutralization allows special characters such as single quotes, semicolons, or comment markers to be interpreted by the database engine rather than treated as literal data, thereby enabling unauthorized access to database contents, data modification, or even complete database compromise.
From an operational impact perspective, this vulnerability presents significant risks to organizations relying on the a2 License Portal System for license management and related operations. Successful exploitation could result in unauthorized access to sensitive licensing information, user credentials, and potentially other database contents that may contain proprietary or confidential data. The attack surface extends beyond simple data theft to include potential privilege escalation, data manipulation, and service disruption that could compromise the integrity and availability of the license management infrastructure. Organizations may face regulatory compliance issues and reputational damage if sensitive information is compromised through this vector.
Mitigation strategies for CVE-2023-3522 should prioritize immediate remediation through upgrading to version 1.48 or later of the a2 License Portal System where the vulnerability has been addressed. Additionally, implementing proper input validation and parameterized queries should be enforced throughout the application code to prevent similar issues from occurring in other components. Organizations should also consider implementing database activity monitoring and intrusion detection systems to identify potential exploitation attempts. The vulnerability aligns with ATT&CK technique T1190, which covers exploitation of remote services, and T1071.004, which addresses application layer protocol manipulation, making it a critical target for security teams to address through both immediate patching and ongoing security monitoring initiatives.