CVE-2024-37486 in Paid Memberships Pro Plugin
Summary
by MITRE • 07/09/2024
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Paid Memberships Pro.This issue affects Paid Memberships Pro: from n/a through 3.0.5.
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Analysis
by VulDB Data Team • 08/03/2024
The CVE-2024-37486 vulnerability represents a critical SQL injection flaw within the Paid Memberships Pro plugin, a widely used membership management solution for wordpress platforms. This vulnerability falls under the CWE-89 category, which specifically addresses improper neutralization of special elements in SQL commands. The flaw exists in the plugin's handling of user input within database queries, creating an avenue for malicious actors to manipulate backend database operations through crafted input parameters.
The technical implementation of this vulnerability stems from insufficient input validation and sanitization within the plugin's database interaction mechanisms. When users interact with membership registration, login, or administrative functions, the plugin fails to properly escape or parameterize user-supplied data before incorporating it into SQL query structures. This allows attackers to inject malicious SQL code that can be executed by the database server, potentially leading to unauthorized data access, modification, or deletion. The vulnerability affects all versions from the initial release through version 3.0.5, indicating a long-standing issue that has persisted across multiple iterations of the plugin.
The operational impact of this vulnerability extends beyond simple data compromise, as it can enable attackers to escalate privileges within the wordpress environment. Through successful exploitation, adversaries can gain access to sensitive user information including membership details, payment records, and potentially administrative credentials. The vulnerability's presence in a membership management plugin creates additional risks as attackers could manipulate membership statuses, grant unauthorized access to premium content, or extract financial data from payment processing systems. This represents a significant concern for organizations relying on wordpress for membership services, as the attack surface includes not only the membership data but also the broader wordpress installation.
Mitigation strategies for CVE-2024-37486 must prioritize immediate plugin updates to version 3.0.6 or later, where the SQL injection vulnerability has been addressed through proper input sanitization and parameterized query implementations. Organizations should implement additional security measures including web application firewalls, database query monitoring, and regular security audits to detect potential exploitation attempts. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, with techniques such as T1071.004 - Application Layer Protocol: DNS and T1078 - Valid Accounts potentially being employed by adversaries. Network segmentation and principle of least privilege access controls should be enforced to limit potential damage from successful exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify similar issues in other plugins or custom applications within the wordpress ecosystem.