CVE-2009-2774 in Php-paid4mail
Summary
by MITRE
SQL injection vulnerability in paidbanner.php in PHP Paid 4 Mail Script allows remote attackers to execute arbitrary SQL commands via the ID parameter.
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Analysis
by VulDB Data Team • 12/07/2024
The CVE-2009-2774 vulnerability represents a critical sql injection flaw in the PHP Paid 4 Mail Script, specifically within the paidbanner.php component. This vulnerability arises from inadequate input validation and sanitization practices in the web application's handling of user-supplied data. The flaw manifests when the application fails to properly escape or filter the ID parameter before incorporating it into sql queries, creating an avenue for malicious actors to manipulate the underlying database operations through crafted input sequences.
The technical nature of this vulnerability aligns with CWE-89, which categorizes sql injection as a widespread and dangerous weakness in software applications. Attackers can exploit this flaw by submitting malicious sql payloads through the ID parameter, potentially executing unauthorized database commands with the privileges of the web application's database user. This vulnerability operates at the application layer and can be classified under the ATT&CK technique T1071.004 for application layer protocol manipulation, specifically targeting web application interfaces. The vulnerability's impact extends beyond simple data theft, as successful exploitation can lead to complete database compromise, data exfiltration, and potential lateral movement within the affected system's network infrastructure.
The operational impact of CVE-2009-2774 is severe and multifaceted, affecting organizations that deploy the vulnerable PHP Paid 4 Mail Script. Remote attackers can leverage this vulnerability to gain unauthorized access to sensitive user data, including email addresses, billing information, and potentially personal identification details stored within the application's database. The vulnerability's remote exploitability means that attackers do not require physical access to the system or local network privileges to initiate attacks, making it particularly dangerous for internet-facing web applications. Additionally, successful exploitation could enable attackers to modify or delete database records, potentially disrupting service availability and compromising the integrity of stored information.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security hardening measures. The primary fix involves implementing proper input validation and parameterized queries throughout the application code, ensuring that all user-supplied data undergoes rigorous sanitization before database interaction. Organizations should deploy web application firewalls to detect and block malicious sql injection attempts, while also implementing principle of least privilege for database user accounts to minimize potential damage from successful exploitation attempts. Regular security code reviews and automated vulnerability scanning should be integrated into development practices to identify similar weaknesses in other application components. The vulnerability's classification under CWE-89 emphasizes the need for comprehensive sql injection prevention measures including proper error handling to prevent information leakage and input encoding techniques that prevent malicious payloads from being interpreted as sql commands by the database engine.