CVE-2011-2715: Drupal SQL Injection vulnerability

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Background

Drupal is a popular open-source content management system (CMS) written in PHP. It provides a flexible platform for building websites and applications. The vulnerable package, Drupal core, is a fundamental component of Drupal that provides essential functionality and features. This specific vulnerability affects Drupal 6.20 with Data 6.x-1.0-alpha14. The vulnerability arises due to insufficient sanitization of table names or column names, which can lead to SQL Injection attacks.

Vulnerability Detail

The SQL Injection vulnerability in Drupal 6.20 with Data 6.x-1.0-alpha14 allows an attacker to manipulate database queries by injecting malicious SQL code. This can result in unauthorized access, data leakage, data modification, or even complete compromise of the affected system. The vulnerability arises from the lack of proper input sanitization, allowing an attacker to craft malicious input that is executed as part of a database query. This can lead to the execution of arbitrary SQL commands, bypassing intended access controls and potentially exposing sensitive information.

Workaround

As a temporary workaround, users can implement input validation and sanitization manually. This involves carefully inspecting and validating user input before using it in database queries. It is essential to use proper sanitization techniques, such as parameterized queries or escaping special characters, to prevent SQL Injection attacks. Here is an example of using prepared statements in PHP to mitigate SQL Injection:

$statement = $pdo->prepare('SELECT * FROM users WHERE username = :username');
$statement->bindParam(':username', $username);
$statement->execute();
$result = $statement->fetchAll();

Conclusion

The SQL Injection vulnerability in Drupal 6.20 with Data 6.x-1.0-alpha14 poses a significant risk to the security and integrity of affected installations. It is crucial to promptly update to a patched version of Drupal core and implement proper input validation and sanitization techniques to mitigate the risk of SQL Injection attacks. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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