CVE-2009-2098 in phPortal
Summary
by MITRE
SQL injection vulnerability in topicler.php in phPortal 1.0 allows remote attackers to execute arbitrary SQL commands via the id parameter.
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Analysis
by VulDB Data Team • 12/01/2024
The vulnerability identified as CVE-2009-2098 represents a critical SQL injection flaw within the phPortal 1.0 content management system, specifically affecting the topicler.php script. This vulnerability resides in the handling of user input through the id parameter, which is processed without adequate sanitization or validation mechanisms. The flaw enables remote attackers to inject malicious SQL code directly into the database query execution flow, potentially compromising the entire database infrastructure. The vulnerability is classified under CWE-89, which specifically addresses SQL injection weaknesses in software applications where user-supplied data is improperly incorporated into SQL commands without proper escaping or parameterization techniques. This type of vulnerability falls squarely within the ATT&CK framework under the technique T1190 - Exploit Public-Facing Application, as it exploits a publicly accessible web application component to gain unauthorized database access.
The technical implementation of this vulnerability demonstrates a classic case of improper input validation where the id parameter in topicler.php directly influences the SQL query construction process. When an attacker submits a malicious value through the id parameter, the application fails to sanitize or escape the input before incorporating it into the database query string. This allows attackers to manipulate the intended query structure and potentially execute unauthorized database operations. The impact extends beyond simple data retrieval, as successful exploitation could enable attackers to extract sensitive information, modify database contents, or even escalate privileges within the database environment. The vulnerability affects the authentication and authorization mechanisms of phPortal 1.0, potentially allowing unauthorized access to user accounts and confidential information stored within the system's database.
The operational consequences of this vulnerability are severe and multifaceted, particularly for organizations relying on phPortal 1.0 for content management and collaboration. Remote attackers could leverage this vulnerability to gain complete control over the database backend, potentially leading to data breaches, service disruption, and unauthorized modifications to published content. The vulnerability's remote exploitability means that attackers do not require physical access to the system or network, making it particularly dangerous for publicly accessible web applications. Organizations using this version of phPortal face significant risks including potential exposure of sensitive user data, compromise of the entire application infrastructure, and possible regulatory violations depending on the nature of data stored within the system. The vulnerability also creates opportunities for attackers to establish persistent access points or deploy additional malicious payloads within the compromised environment.
Mitigation strategies for CVE-2009-2098 must focus on immediate remediation through proper input validation and parameterized query implementation. The most effective approach involves implementing proper input sanitization techniques where all user-supplied data is validated against expected formats and ranges before being processed. Organizations should implement prepared statements or parameterized queries to ensure that user input cannot alter the structure of SQL commands. Additionally, the application should employ proper error handling mechanisms that prevent information disclosure through database error messages. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection by monitoring for suspicious SQL injection patterns. Security patches and updates should be applied immediately to address this vulnerability, as phPortal 1.0 is an outdated version that likely lacks modern security features. System administrators should also implement network segmentation and access controls to limit the potential impact of successful exploitation attempts, while maintaining comprehensive logging and monitoring capabilities to detect any unauthorized access attempts. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities within the broader application ecosystem.