CVE-2013-3524 in Pop Up News
Summary
by MITRE
SQL injection vulnerability in popupnewsitem/ in the Pop Up News module 2.0 and possibly earlier for phpVMS allows remote attackers to execute arbitrary SQL commands via the itemid parameter. NOTE: this was originally reported as a problem in phpVMS.
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Analysis
by VulDB Data Team • 02/03/2025
The CVE-2013-3524 vulnerability represents a critical SQL injection flaw within the Pop Up News module version 2.0 and potentially earlier iterations of the phpVMS platform. This vulnerability resides in the popupnewsitem component and specifically targets the itemid parameter which serves as an entry point for malicious SQL command execution. The vulnerability was originally identified within the phpVMS framework, a widely used virtual airline management system that has been targeted by numerous security researchers due to its popularity in aviation simulation communities. The flaw allows remote attackers to inject malicious SQL code through the itemid parameter, potentially compromising the entire database infrastructure. This type of vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a serious weakness in software security that enables attackers to manipulate database queries and gain unauthorized access to sensitive information. The ATT&CK framework categorizes this vulnerability under the T1190 technique of Exploit Public-Facing Application, as it affects publicly accessible web interfaces that are part of the phpVMS platform.
The technical implementation of this vulnerability occurs when the application fails to properly sanitize or validate user input passed through the itemid parameter in the popupnewsitem module. When a user submits a request containing malicious SQL code within the itemid parameter, the phpVMS application processes this input without adequate filtering mechanisms, allowing the injected SQL commands to execute within the database context. This lack of input validation creates a direct pathway for attackers to manipulate database operations, potentially leading to data extraction, modification, or deletion. The vulnerability's impact is amplified by the fact that the Pop Up News module is typically accessible through standard web interfaces, making it vulnerable to exploitation by anyone with internet access to the affected phpVMS installation. The flaw demonstrates a classic case of inadequate parameter sanitization where the application directly incorporates user-supplied data into SQL queries without proper escaping or prepared statement usage.
The operational consequences of this vulnerability extend beyond simple data compromise, as it provides attackers with potentially full database access and control over the virtual airline management system. Successful exploitation could result in unauthorized modification of flight schedules, passenger information, aircraft data, and other critical operational parameters that are essential for the proper functioning of virtual airline operations. Attackers could also leverage this vulnerability to inject malicious code into the system, potentially creating backdoors or persistent access points that could be used for extended unauthorized access. The vulnerability affects organizations that rely on phpVMS for their virtual airline operations, which includes numerous aviation simulation communities, training institutions, and gaming organizations. The remote nature of the attack means that exploitation does not require physical access to the system, making it particularly dangerous for organizations that maintain public web interfaces. Organizations using outdated versions of phpVMS are especially vulnerable as the vulnerability may not have been patched in older releases, creating a window of opportunity for attackers to exploit the system.
Mitigation strategies for CVE-2013-3524 should focus on immediate patching of the affected phpVMS installations and implementation of proper input validation mechanisms. The most effective remediation involves upgrading to the latest version of phpVMS where the vulnerability has been addressed through proper parameter sanitization and input validation. Organizations should implement prepared statements or parameterized queries to prevent SQL injection attacks, ensuring that user input is properly escaped before being incorporated into database queries. Additionally, input validation should be enforced at multiple layers including application-level filtering, web application firewalls, and database-level access controls. Network segmentation and access control measures can help limit the potential impact of exploitation by restricting access to the vulnerable modules. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities within the phpVMS framework and other related applications. The implementation of proper logging and monitoring systems will help detect potential exploitation attempts and provide forensic evidence for incident response activities. Organizations should also consider implementing automated patch management systems to ensure that security updates are applied promptly across all affected systems.