CVE-2025-65669

Comprehensive Technical Analysis of CVE-2025-65669

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2025-65669 CVSS Score: 9.1

The vulnerability in classroomio 0.1.13 allows student accounts to delete courses from the Explore page without proper authorization or authentication checks. This bypasses the expected admin-only deletion restriction, posing a significant risk to the integrity and availability of the application.

Severity Evaluation:

• CVSS Base Score: 9.1 (Critical)
• Impact Metrics:
  • Confidentiality: None
  • Integrity: High
  • Availability: High
• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged

The high CVSS score indicates that this vulnerability is critical and requires immediate attention. The lack of authentication and authorization checks makes it easy to exploit, leading to significant impacts on the application's integrity and availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Unauthenticated Access: An attacker can exploit this vulnerability without needing to authenticate as a student or admin.
• Network-Based Attack: The vulnerability can be exploited over the network, making it accessible to remote attackers.

Exploitation Methods:

• Direct Deletion Requests: An attacker can send HTTP requests to the Explore page endpoint responsible for course deletion, bypassing any checks.
• Automated Scripts: Attackers can use automated scripts to systematically delete courses, causing widespread disruption.

3. Affected Systems and Software Versions

Affected Software:

• classroomio version 0.1.13

Affected Systems:

• Any system running classroomio version 0.1.13, including educational institutions, online learning platforms, and other organizations using this software.

4. Recommended Mitigation Strategies

Immediate Actions:

• Patch Deployment: Upgrade to a patched version of classroomio that includes proper authorization and authentication checks for course deletion.
• Access Controls: Implement temporary access controls to restrict course deletion to admin accounts only.
• Monitoring: Increase monitoring of the Explore page and related endpoints for suspicious activity.

Long-Term Strategies:

• Code Review: Conduct a thorough code review to identify and fix similar vulnerabilities.
• Security Training: Provide security training for developers to ensure they understand the importance of proper authentication and authorization mechanisms.
• Regular Updates: Ensure that the software is regularly updated and patched to address new vulnerabilities.

5. Impact on Cybersecurity Landscape

This vulnerability highlights the importance of robust authentication and authorization mechanisms in web applications. It underscores the need for continuous monitoring and regular updates to mitigate potential risks. The ease of exploitation and the significant impact on application integrity and availability make it a critical concern for organizations relying on such platforms.

6. Technical Details for Security Professionals

Vulnerability Details:

• Affected Component: Explore page course deletion endpoint.
• Vulnerable Code: The code responsible for handling course deletion requests lacks proper checks for user roles and authentication status.

Exploitation Steps:

1. Identify the Vulnerable Endpoint: Determine the specific URL or API endpoint responsible for course deletion.
2. Craft the Request: Create an HTTP DELETE request targeting the vulnerable endpoint.
3. Send the Request: Use tools like curl, Postman, or custom scripts to send the request.

Example Exploit Code:

curl -X DELETE "http://classroomio.com/explore/course/delete?course_id=12345"

Detection and Response:

• Log Analysis: Review logs for unusual DELETE requests to the Explore page.
• Intrusion Detection Systems (IDS): Implement IDS rules to detect and alert on unauthorized course deletion attempts.
• Incident Response: Have an incident response plan in place to quickly address and mitigate any detected exploitation attempts.

Conclusion: CVE-2025-65669 represents a critical vulnerability in classroomio 0.1.13 that can be easily exploited to delete courses without proper authorization. Immediate patching and implementation of robust access controls are essential to mitigate this risk. Organizations should also focus on long-term strategies to enhance their security posture and prevent similar vulnerabilities in the future.