CVE-2007-3430 in Simple Invoices
Summary
by MITRE
SQL injection vulnerability in index.php in Simple Invoices 2007 05 25 allows remote attackers to execute arbitrary SQL commands via the submit parameter in an email action.
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Analysis
by VulDB Data Team • 09/22/2024
The vulnerability identified as CVE-2007-3430 represents a critical sql injection flaw within the Simple Invoices 2007 05 25 web application. This vulnerability specifically targets the index.php file and occurs within the email action functionality where the submit parameter is processed without adequate input validation or sanitization. The flaw exists in the application's handling of user-supplied data, creating an avenue for malicious actors to manipulate database queries through crafted input. Simple Invoices is a web-based invoicing system designed for small businesses, making this vulnerability particularly concerning as it could allow unauthorized access to financial data and potentially lead to complete system compromise. The vulnerability stems from the application's failure to properly escape or validate user input before incorporating it into sql commands, a fundamental security practice that directly relates to CWE-89 sql injection weakness classification.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing sql commands within the submit parameter of the email action. When the application processes this parameter without proper sanitization, the injected sql code gets executed within the database context, potentially allowing attackers to retrieve, modify, or delete sensitive data. The attack vector is remote, meaning no local system access is required, and the vulnerability can be exploited through standard web browser interactions. This type of vulnerability aligns with ATT&CK technique T1190 for exploitation of a remote service and T1071.004 for application layer protocol usage. The impact extends beyond simple data theft, as successful exploitation could enable attackers to escalate privileges, access administrative functions, or even execute arbitrary code on the underlying database server.
The operational impact of CVE-2007-3430 is substantial for organizations utilizing Simple Invoices 2007 05 25, particularly those handling sensitive financial information. Database compromise could result in exposure of customer invoices, payment records, and potentially personal financial data, leading to regulatory compliance violations and financial losses. The vulnerability's remote nature means that attackers can exploit it from anywhere on the internet, increasing the attack surface and making defense more challenging. Organizations using this software may face significant reputational damage if customer data is compromised, along with potential legal consequences under data protection regulations. The vulnerability also represents a persistent risk since Simple Invoices 2007 05 25 is an outdated version that likely lacks modern security features and regular updates, making it more susceptible to various attack vectors beyond just sql injection.
Mitigation strategies for CVE-2007-3430 should focus on immediate remediation through input validation and parameterized queries. Organizations should implement proper input sanitization techniques, including the use of prepared statements or parameterized queries to prevent sql injection attacks. The most effective long-term solution involves upgrading to a supported version of Simple Invoices or migrating to a more modern invoicing system that receives regular security updates. Network-level protections such as web application firewalls can provide additional defense in depth, though they should not be considered a substitute for proper code-level fixes. Security patches should be applied immediately to any systems where the vulnerable version is deployed, and organizations should conduct thorough vulnerability assessments to identify other potential sql injection vulnerabilities within their web applications. Regular security testing and code reviews should be implemented to prevent similar issues in future development cycles, adhering to secure coding practices that align with industry standards such as those recommended by the owasp foundation and the iso 27001 information security management framework.