EUVD-2024-24363

Comprehensive Technical Analysis of EUVD-2024-24363

1. Vulnerability Assessment and Severity Evaluation

The vulnerability identified as EUVD-2024-24363 is an unauthenticated Insecure Direct Object Reference (IDOR) in the SO Planning tool. This vulnerability allows an attacker to gain access to the underlying database by exporting it as a CSV file when the public view setting is enabled. The severity of this vulnerability is rated with a Base Score of 9.3 using CVSS version 4.0, indicating a critical risk.

CVSS Vector Breakdown:

• AV:N (Network): The vulnerability is exploitable over the network.
• AC:L (Low): The attack complexity is low, meaning it does not require specialized conditions.
• AT:N (None): No authentication is required to exploit the vulnerability.
• PR:N (None): No privileges are required.
• UI:N (None): No user interaction is required.
• VC:H (High): The vulnerability has a high impact on confidentiality.
• VI:H (High): The vulnerability has a high impact on integrity.
• VA:N (None): The vulnerability has no impact on availability.
• SC:N (None): The scope change is none.
• SI:N (None): The scope integrity is none.
• SA:N (None): The scope availability is none.
• AU:Y (Yes): The vulnerability is authenticated.
• R:A (Available): The remediation level is available.
• V:C (Changed): The vulnerability has changed.
• RE:M (Modified): The report confidence is modified.
• U:Red (Reduced): The exploit code maturity is reduced.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector involves exploiting the IDOR vulnerability by accessing the database through the public view setting. An attacker could:

1. Identify the endpoint that allows database export.
2. Craft a request to export the database as a CSV file.
3. Execute the request without authentication, gaining unauthorized access to sensitive data.

3. Affected Systems and Software Versions

The vulnerability affects the SO Planning tool versions before 1.52.01. Users of these versions are at risk and should update to version 1.52.02 or later to mitigate the vulnerability.

4. Recommended Mitigation Strategies

1. Immediate Patching: Upgrade to SO Planning tool version 1.52.02 or later.
2. Disable Public View: Temporarily disable the public view setting until the patch is applied.
3. Network Segmentation: Implement network segmentation to limit access to the SO Planning tool.
4. Monitoring and Logging: Enhance monitoring and logging to detect any unauthorized access attempts.
5. Access Controls: Implement strict access controls and authentication mechanisms.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to organizations using the SO Planning tool, particularly those in the European Union. Unauthorized access to sensitive data can lead to data breaches, financial loss, and reputational damage. The high severity score underscores the need for immediate action to protect data integrity and confidentiality.

6. Technical Details for Security Professionals

Detection:

• Log Analysis: Review logs for unusual export requests or unauthorized access attempts.
• Network Traffic: Monitor network traffic for anomalous patterns indicative of data exfiltration.

Prevention:

• Input Validation: Ensure proper input validation and sanitization to prevent IDOR vulnerabilities.
• Access Control: Implement robust access control mechanisms to restrict unauthorized access.
• Regular Audits: Conduct regular security audits and vulnerability assessments.

Response:

• Incident Response Plan: Have an incident response plan in place to quickly address any detected exploitation attempts.
• Patch Management: Ensure a robust patch management process to apply updates promptly.

References:

• CVE-2024-27113: https://csirt.divd.nl/CVE-2024-27113
• GSD-2024-27113: Additional information can be found under this identifier.

Assigner:

• DIVD: The vulnerability was assigned by the Dutch Institute for Vulnerability Disclosure.

ENISA ID:

• Product: SO Planning tool versions before 1.52.01.
• Vendor: Simple Online Planning.

By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of data breaches and ensure the security of their systems.