CVE-2015-3345 in Integration Module
Summary
by MITRE
SQL injection vulnerability in the PHPlist Integration Module before 6.x-1.7 for Drupal allows remote administrators to execute arbitrary SQL commands via unspecified vectors, related to the "phpList database."
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Analysis
by VulDB Data Team • 06/28/2017
The CVE-2015-3345 vulnerability represents a critical SQL injection flaw within the PHPlist Integration Module for Drupal platforms. This vulnerability specifically affects versions prior to 6.x-1.7 and creates a significant security risk for remote administrators who can exploit it to execute arbitrary SQL commands. The flaw is embedded within the module's interaction with the phpList database, making it particularly dangerous as it directly targets the database layer that handles email subscription and newsletter management functionalities. The vulnerability allows attackers with remote administrator privileges to manipulate database queries and potentially gain unauthorized access to sensitive information stored within the integrated phpList system.
The technical implementation of this vulnerability stems from improper input validation and sanitization within the module's database interaction code. When the PHPlist Integration Module processes user inputs or parameters related to database operations, it fails to adequately escape or parameterize these inputs before incorporating them into SQL queries. This creates an environment where malicious SQL commands can be injected and executed with the privileges of the database user account used by the Drupal installation. The unspecified vectors mentioned in the description suggest that the vulnerability could be triggered through multiple entry points within the module's functionality, potentially including administrative interfaces, API endpoints, or configuration settings that interact with the phpList database.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to manipulate, modify, or delete database records within the phpList system. Remote administrators with sufficient privileges can leverage this vulnerability to escalate their access rights, extract subscriber lists containing sensitive personal information, modify email campaigns, or even inject malicious code into the database. The implications are particularly severe for organizations relying on Drupal for content management and phpList for email marketing, as the attack surface includes both the Drupal platform and the integrated email database. This vulnerability essentially creates a backdoor for attackers to compromise the entire email subscription and newsletter management infrastructure, potentially leading to data breaches, spam distribution, or further system compromise.
Organizations should implement immediate mitigations including upgrading to the patched version 6.x-1.7 of the PHPlist Integration Module or applying the relevant security patches provided by the Drupal security team. Additionally, administrators should review and harden their database access controls, ensuring that database accounts used by the module have the minimum required privileges and that proper input validation is implemented at all levels of the application. The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws in software applications. From an ATT&CK framework perspective, this vulnerability maps to techniques involving command and control through database manipulation and privilege escalation. Security monitoring should focus on detecting unusual database access patterns and query execution that could indicate exploitation attempts, while network segmentation and access controls should be implemented to limit potential attack vectors and reduce the impact of any successful exploitation attempts.