EUVD-2024-45552

Comprehensive Technical Analysis of EUVD-2024-45552

1. Vulnerability Assessment and Severity Evaluation

The vulnerability EUVD-2024-45552, also known as CVE-2024-51793, is classified as an "Unrestricted Upload of File with Dangerous Type" vulnerability in the Webful Creations Computer Repair Shop plugin. This vulnerability allows an attacker to upload a web shell to a web server, which can lead to complete control over the server. The CVSS (Common Vulnerability Scoring System) base score of 10.0 indicates a critical severity level. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H breaks down as follows:

• AV:N - Attack Vector: Network
• AC:L - Attack Complexity: Low
• PR:N - Privileges Required: None
• UI:N - User Interaction: None
• S:C - Scope: Changed
• C:H - Confidentiality Impact: High
• I:H - Integrity Impact: High
• A:H - Availability Impact: High

This score indicates that the vulnerability is highly exploitable and can result in severe impacts on confidentiality, integrity, and availability.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is the unrestricted file upload functionality in the Computer Repair Shop plugin. An attacker can exploit this vulnerability by:

1. Identifying the Vulnerable Endpoint: Locating the file upload endpoint in the plugin.
2. Uploading a Web Shell: Crafting a malicious file (e.g., a PHP web shell) and uploading it through the vulnerable endpoint.
3. Executing Arbitrary Commands: Once the web shell is uploaded, the attacker can execute arbitrary commands on the server, leading to full control.

3. Affected Systems and Software Versions

The vulnerability affects the Computer Repair Shop plugin versions from n/a through 3.8115. This means that any installation of the plugin within this version range is susceptible to the vulnerability.

4. Recommended Mitigation Strategies

To mitigate this vulnerability, the following steps should be taken:

1. Update the Plugin: Ensure that the Computer Repair Shop plugin is updated to a version that addresses this vulnerability. If a patched version is not available, consider disabling the plugin until a fix is released.
2. Implement File Upload Restrictions: Configure the web server to restrict file uploads to specific file types and sizes.
3. Use Web Application Firewalls (WAF): Deploy a WAF to monitor and block suspicious file uploads.
4. Regular Security Audits: Conduct regular security audits and vulnerability assessments to identify and mitigate similar issues.
5. Monitor for Suspicious Activity: Implement monitoring and logging to detect any unusual file uploads or server activities.

5. Impact on European Cybersecurity Landscape

The exploitation of this vulnerability can have significant implications for European cybersecurity. Organizations using the affected plugin may face data breaches, unauthorized access, and potential disruption of services. Given the critical nature of the vulnerability, it is essential for European entities to prioritize patching and mitigation efforts to protect sensitive data and maintain operational integrity.

6. Technical Details for Security Professionals

• Vulnerability Type: Unrestricted Upload of File with Dangerous Type
• Affected Software: Webful Creations Computer Repair Shop plugin
• Affected Versions: n/a through 3.8115
• Exploitation Method: Uploading a malicious file (e.g., a PHP web shell) to gain remote code execution capabilities.
• Mitigation: Update the plugin, implement file upload restrictions, use WAFs, conduct regular security audits, and monitor for suspicious activity.

Conclusion

The vulnerability EUVD-2024-45552 represents a critical risk to organizations using the Webful Creations Computer Repair Shop plugin. Immediate action is required to update the plugin and implement additional security measures to prevent exploitation. The potential impact on European cybersecurity underscores the importance of proactive vulnerability management and continuous monitoring.

For further details, refer to the provided reference: Patchstack Vulnerability Database