EUVD-2023-30653

Comprehensive Technical Analysis of EUVD-2023-30653

1. Vulnerability Assessment and Severity Evaluation

The EUVD entry EUVD-2023-30653 describes a SQL injection vulnerability in the vivawallet module of PrestaShop versions 1.7.10 and earlier. This vulnerability allows a remote attacker to execute arbitrary SQL commands, potentially leading to unauthorized access to the database, data manipulation, and privilege escalation.

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)

This high score reflects the ease of exploitation and the severe impact on confidentiality, integrity, and availability of the affected system.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Remote Exploitation: The vulnerability can be exploited remotely over the network.
• SQL Injection: The attacker can inject malicious SQL queries through the vivawallet module.

Exploitation Methods:

• Crafted SQL Queries: An attacker can send specially crafted SQL queries through input fields processed by the vivawallet module.
• Automated Tools: Attackers may use automated tools to scan for and exploit SQL injection vulnerabilities.

Example Exploitation Scenario: An attacker could inject SQL commands to extract sensitive information, modify database entries, or delete critical data. For instance, an attacker could use a payload like ' OR '1'='1 to bypass authentication mechanisms or DROP TABLE users; to delete a table.

3. Affected Systems and Software Versions

Affected Systems:

• PrestaShop: Versions 1.7.10 and earlier
• vivawallet Module: All versions up to and including 1.7.10

Software Versions:

• PrestaShop: 1.7.10 and earlier
• vivawallet Module: Versions up to 1.7.10

4. Recommended Mitigation Strategies

Immediate Actions:

• Patching: Upgrade to the latest version of PrestaShop and the vivawallet module that includes the security fix.
• Input Validation: Implement strict input validation and sanitization to prevent SQL injection.
• Parameterized Queries: Use parameterized queries or prepared statements to ensure that SQL commands are executed safely.
• Web Application Firewall (WAF): Deploy a WAF to detect and block SQL injection attempts.

Long-Term Strategies:

• Regular Audits: Conduct regular security audits and code reviews to identify and mitigate vulnerabilities.
• Security Training: Provide security training for developers to understand and avoid common vulnerabilities like SQL injection.
• Monitoring: Implement continuous monitoring and logging to detect and respond to suspicious activities.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to European e-commerce platforms using PrestaShop, particularly those handling sensitive financial transactions through the vivawallet module. The potential for data breaches, financial loss, and reputational damage is high, making it a critical concern for businesses and consumers alike.

Regulatory Compliance:

• GDPR: Organizations must ensure compliance with GDPR by protecting personal data and reporting breaches promptly.
• Cybersecurity Directives: Adherence to EU cybersecurity directives and guidelines is essential to maintain trust and security.

6. Technical Details for Security Professionals

Vulnerability Details:

• Module: vivawallet
• Affected Function: vivawallet()
• Exploit Type: SQL Injection

Detection and Response:

• Log Analysis: Review logs for unusual SQL queries or error messages indicating SQL injection attempts.
• Intrusion Detection Systems (IDS): Configure IDS to detect and alert on SQL injection patterns.
• Incident Response Plan: Develop and implement an incident response plan to quickly address and mitigate any detected exploitation attempts.

References:

• GitHub Commit: GitHub Commit
• PrestaShop Addons: Viva Wallet Smart Checkout
• Security Advisory: Friends of Presta Security

Aliases:

• CVE-2023-26861
• GSD-2023-26861

Assigner:

• MITRE

EPSS:

• N/A

ENISA ID:

• Product: [{"id":"f3ebfc0b-4529-37b1-9860-5033f345e53f","product":{"name":"n/a"},"product_version":"n/a"}]
• Vendor: [{"id":"99994857-b368-3930-bbd2-39baf034538f","vendor":{"name":"n/a"}}]

By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of SQL injection attacks and protect their systems and data.