EUVD-2025-13582

Comprehensive Technical Analysis of EUVD-2025-13582

1. Vulnerability Assessment and Severity Evaluation

The vulnerability EUVD-2025-13582, also known as CVE-2025-40620, is an SQL injection flaw in TCMAN's GIM v11. This vulnerability allows an unauthenticated attacker to inject malicious SQL statements into the 'User' parameter of the 'ValidateUserAndWS' endpoint. The severity of this vulnerability is rated with a CVSS base score of 9.3, indicating a critical risk. The CVSS vector string CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N highlights the following characteristics:

• Attack Vector (AV): Network (N)
• Attack Complexity (AC): Low (L)
• Authentication (AT): None (N)
• Privileges Required (PR): None (N)
• User Interaction (UI): None (N)
• Confidentiality Impact (VC): High (H)
• Integrity Impact (VI): High (H)
• Availability Impact (VA): High (H)
• Scope Change (SC): None (N)
• Secondary Impact (SI): None (N)
• Secondary Availability (SA): None (N)

This high severity score underscores the critical nature of the vulnerability, which can lead to significant data breaches, unauthorized data manipulation, and potential service disruptions.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is through the 'User' parameter of the 'ValidateUserAndWS' endpoint. An attacker can exploit this vulnerability by crafting and injecting malicious SQL statements into the parameter. Potential exploitation methods include:

• Data Exfiltration: Injecting SQL queries to extract sensitive information from the database.
• Data Manipulation: Executing SQL commands to update or delete database records.
• Privilege Escalation: Using SQL injection to gain elevated privileges within the database.
• Denial of Service (DoS): Executing SQL commands that could disrupt the normal operation of the database.

3. Affected Systems and Software Versions

The vulnerability specifically affects TCMAN's GIM (Global Information Management) software version 11. All systems running this version of GIM are at risk. It is crucial for organizations using GIM v11 to take immediate action to mitigate this vulnerability.

4. Recommended Mitigation Strategies

To mitigate the risk associated with this vulnerability, the following strategies are recommended:

• Patch Management: Apply the latest security patches provided by TCMAN for GIM v11.
• Input Validation: Implement robust input validation and sanitization for all user inputs, especially for the 'User' parameter.
• Parameterized Queries: Use parameterized queries or prepared statements to prevent SQL injection.
• Web Application Firewalls (WAF): Deploy WAFs to detect and block SQL injection attempts.
• Database Security: Enforce strict access controls and monitor database activities for suspicious behavior.
• Regular Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security gaps.

5. Impact on European Cybersecurity Landscape

The presence of such a critical vulnerability in a widely used software like TCMAN's GIM v11 poses a significant threat to the European cybersecurity landscape. Organizations across various sectors, including government, healthcare, finance, and critical infrastructure, may be affected. The potential for data breaches, financial losses, and disruptions in services underscores the need for immediate and comprehensive mitigation efforts.

6. Technical Details for Security Professionals

For security professionals, the following technical details are essential:

• Vulnerability Identifier: EUVD-2025-13582, CVE-2025-40620, GHSA-647j-x872-mcw4
• Affected Parameter: 'User' parameter of the 'ValidateUserAndWS' endpoint
• Exploitation Method: SQL injection via crafted SQL statements
• Mitigation: Implement input validation, use parameterized queries, deploy WAFs, and apply security patches
• References:
  • NVD CVE-2025-40620
  • INCIBE Advisory

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