EUVD-2023-31374

Comprehensive Technical Analysis of EUVD-2023-31374

1. Vulnerability Assessment and Severity Evaluation

Vulnerability Description: The vulnerability EUVD-2023-31374 affects the tshirtecommerce (Custom Product Designer) component version 2.1.4 for PrestaShop. It involves an insecure parameter in the functions hookActionCartSave and updateCustomizationTable, which can be exploited via a compromised tshirtecommerce_design_cart_id GET parameter, leading to SQL injection.

Severity Evaluation:

• Base Score: 9.8
• Base Score Version: 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. The high severity is due to the following factors:

• Attack Vector (AV:N): The vulnerability is exploitable over the network.
• Attack Complexity (AC:L): The attack requires low complexity.
• Privileges Required (PR:N): No privileges are required to exploit the vulnerability.
• User Interaction (UI:N): No user interaction is required.
• Scope (S:U): The vulnerability does not change the security scope.
• Confidentiality (C:H), Integrity (I:H), Availability (A:H): The vulnerability has a high impact on confidentiality, integrity, and availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• SQL Injection: An attacker can craft an HTTP request with a malicious tshirtecommerce_design_cart_id GET parameter to inject SQL code into the database queries executed by the hookActionCartSave and updateCustomizationTable functions.

Exploitation Methods:

• Crafting Malicious Requests: Attackers can use tools like Burp Suite or custom scripts to send specially crafted HTTP requests to the vulnerable endpoint.
• Automated Scanning: Attackers may use automated scanners to identify vulnerable PrestaShop installations and exploit the vulnerability.

3. Affected Systems and Software Versions

Affected Systems:

• PrestaShop e-commerce platforms using the tshirtecommerce (Custom Product Designer) component version 2.1.4.

Software Versions:

• tshirtecommerce (Custom Product Designer) component version 2.1.4.

4. Recommended Mitigation Strategies

Immediate Actions:

• Patching: Upgrade the tshirtecommerce component to a version that addresses this vulnerability.
• Input Validation: Implement strict input validation and sanitization for all user-supplied data, especially GET parameters.
• Web Application Firewall (WAF): Deploy a WAF to detect and block malicious HTTP requests.

Long-Term Strategies:

• Regular Updates: Ensure that all PrestaShop components and plugins are regularly updated to the latest versions.
• Security Audits: Conduct regular security audits and vulnerability assessments of the e-commerce platform.
• Training: Provide training for developers and administrators on secure coding practices and SQL injection prevention techniques.

5. Impact on European Cybersecurity Landscape

Impact Analysis:

• E-commerce Security: The vulnerability poses a significant risk to e-commerce platforms, potentially leading to data breaches, financial loss, and reputational damage.
• Regulatory Compliance: Organizations may face regulatory penalties under GDPR for failing to protect customer data.
• Consumer Trust: Compromised e-commerce platforms can erode consumer trust, affecting the broader European digital economy.

6. Technical Details for Security Professionals

Vulnerability Details:

• Vulnerable Functions: hookActionCartSave and updateCustomizationTable
• Vulnerable Parameter: tshirtecommerce_design_cart_id
• Exploitation: The vulnerability can be exploited by injecting SQL code into the tshirtecommerce_design_cart_id parameter, leading to unauthorized database access and manipulation.

Detection and Monitoring:

• Log Analysis: Monitor web server logs for unusual GET requests targeting the tshirtecommerce_design_cart_id parameter.
• Intrusion Detection Systems (IDS): Implement IDS rules to detect and alert on suspicious activity related to this vulnerability.

References:

• PrestaShop Custom Product Designer
• tshirtecommerce
• Security Advisory
• NVD Entry

Aliases:

• CVE-2023-27638
• GSD-2023-27638

Assigner:

• Mitre

By addressing this vulnerability promptly and comprehensively, organizations can mitigate the risk of SQL injection attacks and protect their e-commerce platforms from potential breaches.