EUVD-2024-32391

Comprehensive Technical Analysis of EUVD-2024-32391

1. Vulnerability Assessment and Severity Evaluation

The vulnerability identified in the wpDataTables – WordPress Data Table, Dynamic Tables & Table Charts Plugin (EUVD-2024-32391) is an SQL Injection vulnerability. This issue arises due to insufficient escaping and preparation of the SQL query involving the 'id_key' parameter in the wdt_delete_table_row AJAX action. The vulnerability affects all versions up to and including 6.3.1 of the premium version of the plugin.

Severity Evaluation:

• Base Score: 10.0 (Critical)
• Base Score Version: CVSS:3.1
• Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

The CVSS score of 10.0 indicates a critical vulnerability. The high severity is due to the following factors:

• Attack Vector (AV:N): Network, meaning the vulnerability is exploitable remotely.
• Attack Complexity (AC:L): Low, indicating that the attack does not require special conditions.
• Privileges Required (PR:N): None, meaning no authentication is required.
• User Interaction (UI:N): None, meaning no user interaction is required.
• Scope (S:C): Changed, indicating that the vulnerability can affect resources beyond the security scope managed by the security authority of the vulnerable component.
• Confidentiality (C:H), Integrity (I:H), and Availability (A:H): All high, indicating significant impact on confidentiality, integrity, and availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Unauthenticated SQL Injection: An attacker can exploit the vulnerability by sending crafted HTTP requests to the wdt_delete_table_row AJAX action with malicious SQL payloads in the 'id_key' parameter.

Exploitation Methods:

• SQL Injection: The attacker can inject SQL commands to manipulate the database. This can include extracting sensitive information, modifying data, or even deleting data.
• Data Exfiltration: By injecting SQL commands, the attacker can extract sensitive information such as user credentials, personal data, or other confidential information stored in the database.
• Data Manipulation: The attacker can alter the database contents, leading to integrity issues.
• Denial of Service (DoS): The attacker can execute SQL commands that disrupt the normal functioning of the database, leading to a DoS condition.

3. Affected Systems and Software Versions

Affected Systems:

• WordPress websites using the premium version of the wpDataTables plugin.

Affected Software Versions:

• wpDataTables – WordPress Data Table, Dynamic Tables & Table Charts Plugin versions up to and including 6.3.1.

4. Recommended Mitigation Strategies

Immediate Actions:

• Update the Plugin: Ensure that the wpDataTables plugin is updated to a version higher than 6.3.1.
• Disable the Plugin: If an update is not immediately available, consider disabling the plugin until a patched version is released.

Long-Term Mitigation:

• Input Validation and Sanitization: Ensure that all user inputs are properly validated and sanitized.
• Prepared Statements: Use prepared statements with parameterized queries to prevent SQL injection.
• Regular Security Audits: Conduct regular security audits and code reviews to identify and mitigate potential vulnerabilities.
• Web Application Firewall (WAF): Implement a WAF to detect and block malicious SQL injection attempts.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to the European cybersecurity landscape, particularly for organizations and individuals using WordPress with the affected plugin. The potential for unauthenticated SQL injection can lead to data breaches, financial loss, and reputational damage. Given the widespread use of WordPress and the popularity of the wpDataTables plugin, the impact could be extensive if not addressed promptly.

6. Technical Details for Security Professionals

Vulnerability Details:

• Vulnerable Parameter: 'id_key' in the wdt_delete_table_row AJAX action.
• Exploitation: The vulnerability can be exploited by sending a crafted HTTP request with a malicious SQL payload in the 'id_key' parameter.

Example Exploit:

id_key=1'; DROP TABLE users; --

This payload, if not properly sanitized, could result in the deletion of the users table.

Mitigation Code Example:

// Use prepared statements to prevent SQL injection
$stmt = $pdo->prepare("DELETE FROM table_name WHERE id_key = :id_key");
$stmt->bindParam(':id_key', $id_key, PDO::PARAM_INT);
$stmt->execute();

References:

• Wordfence Threat Intelligence
• wpDataTables Changelog

Aliases:

• CVE-2024-3820
• GSD-2024-3820

Assigner:

• Wordfence

EPSS Score:

• 1 (indicating a low likelihood of exploitation in the wild, but this should not be a reason to ignore the vulnerability)

ENISA IDs:

• Product: bc51b6ce-adf5-3180-bcd4-0aeeed8fb968
• Vendor: 7ee6b8ac-22eb-3494-8518-2e604c9693db

By addressing this vulnerability promptly and following best practices for input validation and sanitization, organizations can significantly reduce the risk of SQL injection attacks and protect their sensitive data.