CVE-2015-9462 in Portfolio Plugin
Summary
by MITRE
The awesome-filterable-portfolio plugin before 1.9 for WordPress has afp_get_new_category_page SQL injection via the cat_id parameter.
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Analysis
by VulDB Data Team • 01/07/2024
The CVE-2015-9462 vulnerability affects the awesome-filterable-portfolio plugin version 1.8 and earlier for WordPress, representing a critical SQL injection flaw that enables remote attackers to execute arbitrary database commands. This vulnerability specifically resides within the afp_get_new_category_page function where the cat_id parameter is improperly handled without adequate input validation or sanitization. The flaw allows malicious actors to inject malicious SQL code through the cat_id parameter, potentially gaining unauthorized access to the underlying database and executing commands with the privileges of the web application. This type of vulnerability falls under CWE-89, which specifically addresses SQL injection weaknesses in software applications. The attack vector is particularly concerning as it requires no authentication and can be exploited through a simple HTTP request containing malicious input. The vulnerability impacts WordPress installations using the affected plugin version, creating a persistent security risk that could lead to complete database compromise and potential system takeover.
The technical implementation of this SQL injection vulnerability stems from improper parameter handling within the plugin's database query construction process. When the cat_id parameter is passed to the afp_get_new_category_page function, the input is directly concatenated into SQL queries without appropriate escaping or parameterization techniques. This creates an environment where attackers can manipulate the SQL execution flow by injecting malicious SQL fragments through the cat_id parameter. The vulnerability aligns with ATT&CK technique T1190, which describes the exploitation of vulnerabilities in web applications to gain unauthorized access to backend systems. The flaw demonstrates poor input validation practices that violate fundamental security principles for database interaction. Attackers can leverage this vulnerability to extract sensitive information, modify database records, or even execute administrative commands on the affected WordPress installation, making it a severe threat to system integrity and data confidentiality.
The operational impact of CVE-2015-9462 extends beyond simple data theft, as it provides attackers with persistent access to the WordPress database and potentially the entire hosting environment. Successful exploitation could result in complete compromise of the affected website, enabling attackers to inject malicious code into web pages, steal user credentials, or establish backdoors for continued access. The vulnerability affects not only the portfolio data but could potentially be extended to access other WordPress database tables containing sensitive information such as user accounts, configuration settings, and plugin data. Organizations running vulnerable versions face significant risk of data breaches and regulatory compliance violations, particularly in environments where WordPress serves as a critical business application. The vulnerability's impact is amplified by the widespread adoption of the awesome-filterable-portfolio plugin, making it a prime target for automated exploitation tools and increasing the attack surface across numerous WordPress installations.
Mitigation strategies for CVE-2015-9462 primarily focus on immediate plugin updates to version 1.9 or later, which contain proper input sanitization and parameterized query implementations. System administrators should conduct comprehensive vulnerability assessments to identify all WordPress installations running affected plugin versions and ensure prompt remediation. The implementation of web application firewalls and input validation rules can provide additional defense layers, though these measures should not replace proper patching. Security monitoring should be enhanced to detect unusual database query patterns or suspicious parameter values that may indicate exploitation attempts. Organizations should also implement regular security audits of their WordPress plugins and themes, ensuring that all third-party components are kept up to date with security patches. The vulnerability highlights the importance of following secure coding practices such as using prepared statements and parameterized queries, which are fundamental requirements for preventing SQL injection attacks according to OWASP Top Ten security guidelines. Regular security training for development teams and implementation of automated security scanning tools can help prevent similar vulnerabilities in future software releases.