Description
SQL injection vulnerability in MotoCMS v.3.4.3 allows a remote attacker to gain privileges via the keyword parameter of the search function.
EPSS Score:
1%
Comprehensive Technical Analysis of EUVD-2023-40190
1. Vulnerability Assessment and Severity Evaluation
The vulnerability EUVD-2023-40190, also known as CVE-2023-36213, is an SQL injection flaw in MotoCMS version 3.4.3. The vulnerability allows a remote attacker to execute arbitrary SQL commands through the keyword parameter of the search function. This can lead to unauthorized access, data manipulation, and potential full system compromise.
Severity Evaluation:
- Base Score: 9.8 (Critical)
- Base Score Version: CVSS 3.1
- Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The CVSS score of 9.8 indicates a critical vulnerability due to the following factors:
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): None (N)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): High (H)
- Integrity (I): High (H)
- Availability (A): High (H)
2. Potential Attack Vectors and Exploitation Methods
Attack Vectors:
- Remote Exploitation: The attacker can exploit the vulnerability over the network without needing local access.
- SQL Injection: The attacker can inject malicious SQL queries through the keyword parameter in the search function.
Exploitation Methods:
- Manual SQL Injection: Crafting and injecting SQL queries manually to extract data or manipulate the database.
- Automated Tools: Using automated SQL injection tools to exploit the vulnerability more efficiently.
- Payload Delivery: Injecting payloads that can execute commands, retrieve sensitive information, or alter database contents.
3. Affected Systems and Software Versions
Affected Software:
- MotoCMS version 3.4.3
Potentially Affected Systems:
- Any system running MotoCMS version 3.4.3, including web servers, content management systems, and other applications integrated with MotoCMS.
4. Recommended Mitigation Strategies
Immediate Actions:
- Patching: Upgrade to a patched version of MotoCMS if available.
- Input Validation: Implement strict input validation and sanitization for all user inputs, especially the keyword parameter in the search function.
- Parameterized Queries: Use parameterized queries or prepared statements to prevent SQL injection.
- Web Application Firewall (WAF): Deploy a WAF to detect and block SQL injection attempts.
Long-Term Strategies:
- Regular Security Audits: Conduct regular security audits and vulnerability assessments.
- Security Training: Provide training for developers and administrators on secure coding practices and SQL injection prevention.
- Monitoring and Logging: Implement robust monitoring and logging to detect and respond to suspicious activities.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to organizations using MotoCMS within the European Union. Given the critical nature of the vulnerability, it can lead to data breaches, financial loss, and reputational damage. The EU's General Data Protection Regulation (GDPR) mandates stringent data protection measures, and failure to address such vulnerabilities can result in legal and financial penalties.
6. Technical Details for Security Professionals
Exploit Details:
- Vulnerable Parameter: The keyword parameter in the search function.
- Injection Point: The SQL query constructed using the keyword parameter.
- Example Exploit: An attacker might inject a payload like
' OR '1'='1to bypass authentication or retrieve sensitive data.
Detection Methods:
- Static Analysis: Review the source code for improper handling of the keyword parameter.
- Dynamic Analysis: Use fuzzing tools to test the search function with various SQL injection payloads.
- Log Analysis: Monitor logs for unusual SQL queries or error messages indicating SQL injection attempts.
Mitigation Code Example:
-- Vulnerable Code
$query = "SELECT * FROM products WHERE name LIKE '%" . $_GET['keyword'] . "%'";
-- Secure Code Using Prepared Statements
$stmt = $pdo->prepare("SELECT * FROM products WHERE name LIKE :keyword");
$stmt->execute([':keyword' => '%' . $_GET['keyword'] . '%']);
References:
By addressing this vulnerability promptly and implementing robust security measures, organizations can significantly reduce the risk of SQL injection attacks and protect their digital assets.