EUVD-2023-30748

Comprehensive Technical Analysis of EUVD-2023-30748

1. Vulnerability Assessment and Severity Evaluation

The vulnerability identified in onekeyadmin v1.3.9 allows for arbitrary file deletion via the \admin\controller\plugins component. This vulnerability is rated with a CVSS Base Score of 9.1, indicating a critical severity level. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H breaks down as follows:

• Attack Vector (AV): Network (N) - The vulnerability can be exploited remotely over the network.
• Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources to exploit.
• Privileges Required (PR): None (N) - No special privileges are needed to exploit the vulnerability.
• User Interaction (UI): None (N) - No user interaction is required for the attack to succeed.
• Scope (S): Unchanged (U) - The vulnerability does not affect resources beyond the security scope managed by the security authority.
• Confidentiality (C): None (N) - There is no impact on the confidentiality of the system.
• Integrity (I): High (H) - The integrity of the system is highly impacted.
• Availability (A): High (H) - The availability of the system is highly impacted.

Given the high impact on both integrity and availability, this vulnerability poses a significant risk to systems running onekeyadmin v1.3.9.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is through network-based exploitation. An attacker could send specially crafted requests to the \admin\controller\plugins component, leading to the deletion of arbitrary files on the server. This could result in:

• Data Loss: Critical files could be deleted, leading to data loss.
• Service Disruption: Deletion of essential system files could cause the service to become unavailable.
• System Compromise: Deletion of security-related files could weaken the system's defenses, allowing for further exploitation.

Exploitation methods could include:

• Automated Scripts: Attackers could use automated scripts to send malicious requests.
• Manual Exploitation: Skilled attackers could manually craft requests to target specific files.

3. Affected Systems and Software Versions

The vulnerability specifically affects onekeyadmin version 1.3.9. Any system running this version of the software is at risk. It is crucial to identify all instances of onekeyadmin v1.3.9 within an organization's infrastructure and prioritize updates or patches.

4. Recommended Mitigation Strategies

To mitigate the risk associated with this vulnerability, the following strategies should be implemented:

• Update/Patch: Immediately update to a patched version of onekeyadmin if available. If no patch is available, consider disabling the affected component until a fix is released.
• Access Control: Implement strict access controls to limit exposure to the vulnerable component.
• Network Segmentation: Segment the network to isolate critical systems and reduce the attack surface.
• Monitoring and Logging: Enhance monitoring and logging to detect and respond to any suspicious activity targeting the \admin\controller\plugins component.
• Backup: Ensure regular backups of critical files and systems to facilitate recovery in case of an attack.

5. Impact on European Cybersecurity Landscape

The presence of this vulnerability underscores the importance of timely patch management and continuous monitoring within the European cybersecurity landscape. Organizations must be proactive in identifying and addressing vulnerabilities to protect against potential data breaches and service disruptions. The high severity of this vulnerability highlights the need for robust cybersecurity practices and incident response plans.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Vulnerability Identification: The vulnerability can be identified by reviewing the codebase of onekeyadmin v1.3.9, specifically the \admin\controller\plugins component. Look for insecure file handling practices that allow for arbitrary file deletion.
• Detection: Implement intrusion detection systems (IDS) and intrusion prevention systems (IPS) to detect and block malicious requests targeting the vulnerable component.
• Response: Develop and test incident response plans to address potential exploitation. Ensure that response teams are familiar with the vulnerability and the steps to mitigate its impact.
• Reporting: Report any incidents related to this vulnerability to relevant authorities and share information with industry peers to enhance collective defense.

By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of exploitation and maintain the integrity and availability of their systems.

References

• GitHub Issue
• CVSS Calculator

This analysis provides a comprehensive overview of the vulnerability, its potential impact, and the necessary steps to mitigate the risk effectively.