EUVD-2025-3065

Comprehensive Technical Analysis of EUVD-2025-3065

1. Vulnerability Assessment and Severity Evaluation

The EUVD entry EUVD-2025-3065 describes a SQL Injection vulnerability in the Emoncms project, specifically affecting the /feed/insert.json endpoint in versions 11.6.9 and later. The vulnerability arises from improper handling of user-supplied input in the data query parameter, allowing attackers to execute arbitrary SQL commands.

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 potential for significant impact on confidentiality, integrity, and availability of the affected system.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Network-Based Attacks: Given the attack vector is network-based, attackers can exploit this vulnerability remotely without needing local access.
• Web Application Attacks: The vulnerability is in a web endpoint, making it accessible via standard HTTP/HTTPS requests.

Exploitation Methods:

• SQL Injection: Attackers can craft malicious SQL queries by manipulating the data query parameter in the /feed/insert.json endpoint. This can lead to unauthorized data access, modification, or deletion.
• Automated Tools: Attackers may use automated tools to scan for and exploit SQL injection vulnerabilities, increasing the risk of widespread attacks.

3. Affected Systems and Software Versions

Affected Systems:

• Emoncms Project: Versions 11.6.9 and later.

Software Versions:

• All versions of Emoncms starting from 11.6.9 are affected.

4. Recommended Mitigation Strategies

Immediate Mitigation:

• Patching: Apply the latest security patches provided by the Emoncms project maintainers.
• Input Validation: Implement robust input validation and sanitization for all user-supplied data.
• Parameterized Queries: Use parameterized queries or prepared statements to prevent SQL injection.
• Web Application Firewalls (WAF): Deploy WAFs to detect and block malicious SQL injection attempts.

Long-Term Mitigation:

• Regular Security Audits: Conduct regular security audits and code reviews to identify and fix vulnerabilities.
• Security Training: Provide training for developers on secure coding practices and common vulnerabilities.
• Monitoring and Logging: Implement comprehensive 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 the Emoncms project, particularly those in critical infrastructure sectors such as energy management and monitoring. Given the critical nature of the vulnerability, it could lead to data breaches, unauthorized access, and potential disruption of services.

Regulatory Implications:

• GDPR Compliance: Organizations must ensure they comply with GDPR regulations, especially regarding data protection and breach notification.
• Cybersecurity Directives: Adherence to European cybersecurity directives and guidelines is crucial to mitigate risks and ensure compliance.

6. Technical Details for Security Professionals

Vulnerability Details:

• Endpoint: /feed/insert.json
• Parameter: data
• Vulnerability Type: SQL Injection

Exploitation Example: An attacker could send a crafted HTTP request to the vulnerable endpoint:

POST /feed/insert.json?data=' OR '1'='1

This could result in the execution of arbitrary SQL commands, leading to unauthorized data access or manipulation.

Detection and Response:

• Intrusion Detection Systems (IDS): Configure IDS to detect anomalous SQL queries and suspicious network traffic.
• Incident Response Plan: Develop and implement an incident response plan to quickly identify, contain, and remediate any security incidents.

References:

• GitHub Issue: Emoncms Issue #1916

Conclusion

The SQL Injection vulnerability in the Emoncms project, as described in EUVD-2025-3065, is critical and requires immediate attention. Organizations should prioritize patching affected systems, implementing robust security measures, and conducting regular security audits to mitigate risks. The potential impact on the European cybersecurity landscape underscores the importance of proactive cybersecurity practices and compliance with regulatory requirements.