CVE-2017-1002010 in Membership Simplified Plugin
Summary
by MITRE
Vulnerability in wordpress plugin Membership Simplified v1.58, The code in membership-simplified-for-oap-members-only/updateDB.php is vulnerable to blind SQL injection because it doesn't sanitize user input via recordId in the delete_media function.
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Analysis
by VulDB Data Team • 11/16/2019
The vulnerability identified in CVE-2017-1002010 represents a critical blind sql injection flaw within the membership simplified for oap members only wordpress plugin version 1.58. This security weakness resides in the updateDB.php file where the delete_media function fails to properly sanitize user input parameters, specifically the recordId variable. The issue stems from inadequate input validation and sanitization practices that allow malicious actors to manipulate database queries through crafted input values.
The technical exploitation of this vulnerability occurs when an attacker manipulates the recordId parameter in the delete_media function to inject malicious sql code into the database layer. This blind sql injection vulnerability operates without immediate output feedback, making detection more challenging for administrators while still allowing attackers to extract sensitive information or manipulate database contents. The flaw directly maps to CWE-89 which describes improper neutralization of special elements used in sql commands, and aligns with ATT&CK technique T1071.004 for application layer protocol manipulation. The vulnerability exists because the plugin does not implement proper parameterized queries or input sanitization mechanisms when processing user-supplied data.
The operational impact of this vulnerability extends beyond simple data theft, as it enables attackers to potentially gain unauthorized access to sensitive user information, manipulate membership data, and compromise the integrity of the wordpress site's database. Attackers can leverage this weakness to perform unauthorized database operations including data extraction, modification, or deletion of critical membership information. The vulnerability affects any wordpress installation using the specific plugin version, making it particularly dangerous in environments where multiple users have access to upload or modify content through the membership system. This type of vulnerability can serve as a foothold for more extensive attacks, potentially leading to complete system compromise and data breaches.
Mitigation strategies should focus on immediate patching of the membership simplified for oap members only plugin to the latest version where the sql injection vulnerability has been addressed. Administrators should implement proper input validation and sanitization measures, including the use of parameterized queries and prepared statements to prevent sql injection attacks. Network-level protections such as web application firewalls and intrusion detection systems can provide additional layers of defense. Regular security audits and vulnerability assessments should be conducted to identify similar issues in other plugins and themes. The remediation process should also include implementing proper access controls and monitoring mechanisms to detect unauthorized database access attempts. Organizations should consider adopting security frameworks that align with industry standards such as those outlined in the OWASP top ten project to prevent similar vulnerabilities in future implementations.